diff options
Diffstat (limited to 'arch')
45 files changed, 1120 insertions, 104 deletions
diff --git a/arch/arm/cpu/armv7/zynq/timer.c b/arch/arm/cpu/armv7/zynq/timer.c index 636322a8e..2be253c2c 100644 --- a/arch/arm/cpu/armv7/zynq/timer.c +++ b/arch/arm/cpu/armv7/zynq/timer.c @@ -107,8 +107,7 @@ void __udelay(unsigned long usec) if (usec == 0) return; - countticks = (u32) (((unsigned long long) TIMER_TICK_HZ * usec) / - 1000000); + countticks = lldiv(TIMER_TICK_HZ * usec, 1000000); /* decrementing timer */ timeend = readl(&timer_base->counter) - countticks; diff --git a/arch/arm/cpu/pxa/timer.c b/arch/arm/cpu/pxa/timer.c index 78d9f3274..c4717de6a 100644 --- a/arch/arm/cpu/pxa/timer.c +++ b/arch/arm/cpu/pxa/timer.c @@ -28,12 +28,12 @@ DECLARE_GLOBAL_DATA_PTR; static unsigned long long tick_to_time(unsigned long long tick) { - return tick * CONFIG_SYS_HZ / TIMER_FREQ_HZ; + return lldiv(tick * CONFIG_SYS_HZ, TIMER_FREQ_HZ); } static unsigned long long us_to_tick(unsigned long long us) { - return (us * TIMER_FREQ_HZ) / 1000000; + return lldiv(us * TIMER_FREQ_HZ, 1000000); } int timer_init(void) diff --git a/arch/arm/include/asm/arch-socfpga/dwmmc.h b/arch/arm/include/asm/arch-socfpga/dwmmc.h new file mode 100644 index 000000000..945eb646c --- /dev/null +++ b/arch/arm/include/asm/arch-socfpga/dwmmc.h @@ -0,0 +1,12 @@ +/* + * (C) Copyright 2013 Altera Corporation <www.altera.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SOCFPGA_DWMMC_H_ +#define _SOCFPGA_DWMMC_H_ + +extern int socfpga_dwmmc_init(u32 regbase, int bus_width, int index); + +#endif /* _SOCFPGA_SDMMC_H_ */ diff --git a/arch/arm/include/asm/arch-socfpga/system_manager.h b/arch/arm/include/asm/arch-socfpga/system_manager.h index d965d25ef..838d21053 100644 --- a/arch/arm/include/asm/arch-socfpga/system_manager.h +++ b/arch/arm/include/asm/arch-socfpga/system_manager.h @@ -19,4 +19,69 @@ extern unsigned long sys_mgr_init_table[CONFIG_HPS_PINMUX_NUM]; #define CONFIG_SYSMGR_PINMUXGRP_OFFSET (0x400) +#define SYSMGR_SDMMC_CTRL_SET(smplsel, drvsel) \ + ((((drvsel) << 0) & 0x7) | (((smplsel) << 3) & 0x38)) + +struct socfpga_system_manager { + u32 siliconid1; + u32 siliconid2; + u32 _pad_0x8_0xf[2]; + u32 wddbg; + u32 bootinfo; + u32 hpsinfo; + u32 parityinj; + u32 fpgaintfgrp_gbl; + u32 fpgaintfgrp_indiv; + u32 fpgaintfgrp_module; + u32 _pad_0x2c_0x2f; + u32 scanmgrgrp_ctrl; + u32 _pad_0x34_0x3f[3]; + u32 frzctrl_vioctrl; + u32 _pad_0x44_0x4f[3]; + u32 frzctrl_hioctrl; + u32 frzctrl_src; + u32 frzctrl_hwctrl; + u32 _pad_0x5c_0x5f; + u32 emacgrp_ctrl; + u32 emacgrp_l3master; + u32 _pad_0x68_0x6f[2]; + u32 dmagrp_ctrl; + u32 dmagrp_persecurity; + u32 _pad_0x78_0x7f[2]; + u32 iswgrp_handoff[8]; + u32 _pad_0xa0_0xbf[8]; + u32 romcodegrp_ctrl; + u32 romcodegrp_cpu1startaddr; + u32 romcodegrp_initswstate; + u32 romcodegrp_initswlastld; + u32 romcodegrp_bootromswstate; + u32 __pad_0xd4_0xdf[3]; + u32 romcodegrp_warmramgrp_enable; + u32 romcodegrp_warmramgrp_datastart; + u32 romcodegrp_warmramgrp_length; + u32 romcodegrp_warmramgrp_execution; + u32 romcodegrp_warmramgrp_crc; + u32 __pad_0xf4_0xff[3]; + u32 romhwgrp_ctrl; + u32 _pad_0x104_0x107; + u32 sdmmcgrp_ctrl; + u32 sdmmcgrp_l3master; + u32 nandgrp_bootstrap; + u32 nandgrp_l3master; + u32 usbgrp_l3master; + u32 _pad_0x11c_0x13f[9]; + u32 eccgrp_l2; + u32 eccgrp_ocram; + u32 eccgrp_usb0; + u32 eccgrp_usb1; + u32 eccgrp_emac0; + u32 eccgrp_emac1; + u32 eccgrp_dma; + u32 eccgrp_can0; + u32 eccgrp_can1; + u32 eccgrp_nand; + u32 eccgrp_qspi; + u32 eccgrp_sdmmc; +}; + #endif /* _SYSTEM_MANAGER_H_ */ diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index 77f1a5c97..a8295bf1f 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -350,3 +350,26 @@ int bootz_setup(ulong image, ulong *start, ulong *end) } #endif /* CONFIG_CMD_BOOTZ */ + +#if defined(CONFIG_BOOTM_VXWORKS) +void boot_prep_vxworks(bootm_headers_t *images) +{ +#if defined(CONFIG_OF_LIBFDT) + int off; + + if (images->ft_addr) { + off = fdt_path_offset(images->ft_addr, "/memory"); + if (off < 0) { + if (arch_fixup_memory_node(images->ft_addr)) + puts("## WARNING: fixup memory failed!\n"); + } + } +#endif + cleanup_before_linux(); +} +void boot_jump_vxworks(bootm_headers_t *images) +{ + /* ARM VxWorks requires device tree physical address to be passed */ + ((void (*)(void *))images->ep)(images->ft_addr); +} +#endif diff --git a/arch/blackfin/config.mk b/arch/blackfin/config.mk index 35f871662..73fa79855 100644 --- a/arch/blackfin/config.mk +++ b/arch/blackfin/config.mk @@ -14,9 +14,9 @@ CONFIG_BFIN_CPU := \ $(shell awk '$$2 == "CONFIG_BFIN_CPU" { print $$3 }' \ $(src)include/configs/$(BOARD).h) else -CONFIG_BFIN_CPU := $(strip $(subst ",,$(CONFIG_BFIN_CPU))) +CONFIG_BFIN_CPU := $(strip $(CONFIG_BFIN_CPU:"%"=%)) endif -CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE))) +CONFIG_BFIN_BOOT_MODE := $(strip $(CONFIG_BFIN_BOOT_MODE:"%"=%)) PLATFORM_RELFLAGS += -ffixed-P3 -fomit-frame-pointer -mno-fdpic PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN diff --git a/arch/blackfin/cpu/initcode.c b/arch/blackfin/cpu/initcode.c index ffaf1017d..2e640afc4 100644 --- a/arch/blackfin/cpu/initcode.c +++ b/arch/blackfin/cpu/initcode.c @@ -18,8 +18,6 @@ #include <asm/mach-common/bits/core.h> #include <asm/serial.h> -#define BUG() while (1) asm volatile("emuexcpt;"); - #ifndef __ADSPBF60x__ #include <asm/mach-common/bits/ebiu.h> #include <asm/mach-common/bits/pll.h> @@ -147,8 +145,6 @@ static struct ddr_config ddr_config_table[] = { __attribute__((always_inline)) static inline void serial_init(void) { - uint32_t uart_base = UART_BASE; - #if defined(__ADSPBF54x__) || defined(__ADSPBF60x__) # ifdef BFIN_BOOT_UART_USE_RTS # define BFIN_UART_USE_RTS 1 @@ -156,6 +152,7 @@ static inline void serial_init(void) # define BFIN_UART_USE_RTS 0 # endif if (BFIN_UART_USE_RTS && CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) { + uint32_t uart_base = UART_BASE; size_t i; /* force RTS rather than relying on auto RTS */ @@ -195,8 +192,8 @@ static inline void serial_init(void) #if CONFIG_BFIN_BOOT_MODE != BFIN_BOOT_BYPASS if (BFIN_DEBUG_EARLY_SERIAL) { - serial_early_init(uart_base); - serial_early_set_baud(uart_base, CONFIG_BAUDRATE); + serial_early_init(UART_BASE); + serial_early_set_baud(UART_BASE, CONFIG_BAUDRATE); } #endif } @@ -547,7 +544,7 @@ maybe_self_refresh(ADI_BOOT_DATA *bs) __attribute__((always_inline)) static inline u16 program_clocks(ADI_BOOT_DATA *bs, bool put_into_srfs) { - u16 vr_ctl; + u16 vr_ctl = 0; serial_putc('a'); @@ -731,6 +728,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) serial_putc('a'); + if (BFIN_DEBUG_EARLY_SERIAL || + CONFIG_BFIN_BOOT_MODE == BFIN_BOOT_UART) { #ifdef __ADSPBF60x__ sdivR = bfin_read_CGU_DIV(); sdivR = ((sdivR >> 8) & 0x1f) * ((sdivR >> 5) & 0x7); @@ -744,6 +743,8 @@ update_serial_clocks(ADI_BOOT_DATA *bs, uint sdivB, uint divB, uint vcoB) divisor = vcoB * sdivR; quotient = early_division(dividend, divisor); serial_early_put_div(quotient - ANOMALY_05000230); + } + serial_putc('c'); } @@ -913,7 +914,8 @@ check_hibernation(ADI_BOOT_DATA *bs, u16 vr_ctl, bool put_into_srfs) continue; serial_putc('z'); - uint32_t *hibernate_magic = bfin_read32(DPM0_RESTORE4); + uint32_t *hibernate_magic = + (uint32_t *)bfin_read32(DPM0_RESTORE4); SSYNC(); /* make sure memory controller is done */ if (hibernate_magic[0] == 0xDEADBEEF) { serial_putc('c'); diff --git a/arch/blackfin/include/asm/blackfin_local.h b/arch/blackfin/include/asm/blackfin_local.h index 8ea8cde69..4d6eeab0e 100644 --- a/arch/blackfin/include/asm/blackfin_local.h +++ b/arch/blackfin/include/asm/blackfin_local.h @@ -81,6 +81,8 @@ extern void blackfin_dcache_flush_invalidate_range(const void *, const void *); # define NOP_PAD_ANOMALY_05000198 #endif +#define BFIN_BUG() while (1) asm volatile("emuexcpt;"); + #define _bfin_readX(addr, size, asm_size, asm_ext) ({ \ u32 __v; \ __asm__ __volatile__( \ @@ -111,7 +113,7 @@ extern void blackfin_dcache_flush_invalidate_range(const void *, const void *); sizeof(*(addr)) == 1 ? bfin_read8(addr) : \ sizeof(*(addr)) == 2 ? bfin_read16(addr) : \ sizeof(*(addr)) == 4 ? bfin_read32(addr) : \ - ({ BUG(); 0; }); \ + ({ BFIN_BUG(); 0; }); \ }) #define bfin_write(addr, val) \ do { \ @@ -119,7 +121,8 @@ do { \ case 1: bfin_write8(addr, val); break; \ case 2: bfin_write16(addr, val); break; \ case 4: bfin_write32(addr, val); break; \ - default: BUG(); \ + default: \ + BFIN_BUG(); \ } \ } while (0) diff --git a/arch/blackfin/lib/board.c b/arch/blackfin/lib/board.c index 17d1f468d..392d72d23 100644 --- a/arch/blackfin/lib/board.c +++ b/arch/blackfin/lib/board.c @@ -19,6 +19,7 @@ #include <net.h> #include <status_led.h> #include <version.h> +#include <watchdog.h> #include <asm/cplb.h> #include <asm/mach-common/bits/mpu.h> diff --git a/arch/blackfin/lib/clocks.c b/arch/blackfin/lib/clocks.c index 97795e11a..7ed56a727 100644 --- a/arch/blackfin/lib/clocks.c +++ b/arch/blackfin/lib/clocks.c @@ -36,7 +36,10 @@ u_long get_vco(void) u_long get_cclk(void) { static u_long cached_cclk_pll_div, cached_cclk; - u_long div, csel, ssel; + u_long div, csel; +#ifndef CGU_DIV + u_long ssel; +#endif if (pll_is_bypassed()) return CONFIG_CLKIN_HZ; diff --git a/arch/powerpc/config.mk b/arch/powerpc/config.mk index e6bb93572..f75c3bf18 100644 --- a/arch/powerpc/config.mk +++ b/arch/powerpc/config.mk @@ -9,8 +9,9 @@ CROSS_COMPILE ?= ppc_8xx- CONFIG_STANDALONE_LOAD_ADDR ?= 0x40000 LDFLAGS_FINAL += --gc-sections -PLATFORM_RELFLAGS += -fpic -mrelocatable -ffunction-sections -fdata-sections -PLATFORM_CPPFLAGS += -DCONFIG_PPC -D__powerpc__ +PLATFORM_RELFLAGS += -fpic -mrelocatable -ffunction-sections -fdata-sections \ + -meabi +PLATFORM_CPPFLAGS += -DCONFIG_PPC -D__powerpc__ -ffixed-r2 PLATFORM_LDFLAGS += -n # Support generic board on PPC diff --git a/arch/powerpc/cpu/74xx_7xx/config.mk b/arch/powerpc/cpu/74xx_7xx/config.mk index 905319160..96812a02d 100644 --- a/arch/powerpc/cpu/74xx_7xx/config.mk +++ b/arch/powerpc/cpu/74xx_7xx/config.mk @@ -5,6 +5,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_74xx_7xx -ffixed-r2 -mstring +PLATFORM_CPPFLAGS += -DCONFIG_74xx_7xx -mstring diff --git a/arch/powerpc/cpu/Makefile b/arch/powerpc/cpu/Makefile index d630abe1d..88b5298be 100644 --- a/arch/powerpc/cpu/Makefile +++ b/arch/powerpc/cpu/Makefile @@ -1,3 +1,3 @@ -ifneq ($(filter mpc83xx mpc85xx mpc86xx,$(CPU)),) -obj-y += mpc8xxx/ -endif +obj-$(CONFIG_MPC83xx) += mpc8xxx/ +obj-$(CONFIG_MPC85xx) += mpc8xxx/ +obj-$(CONFIG_MPC86xx) += mpc8xxx/ diff --git a/arch/powerpc/cpu/mpc512x/config.mk b/arch/powerpc/cpu/mpc512x/config.mk index 04717a485..03759e662 100644 --- a/arch/powerpc/cpu/mpc512x/config.mk +++ b/arch/powerpc/cpu/mpc512x/config.mk @@ -4,7 +4,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_MPC512X -DCONFIG_E300 \ - -ffixed-r2 -msoft-float -mcpu=603e +PLATFORM_CPPFLAGS += -DCONFIG_MPC512X -DCONFIG_E300 -msoft-float -mcpu=603e diff --git a/arch/powerpc/cpu/mpc5xx/config.mk b/arch/powerpc/cpu/mpc5xx/config.mk index b33f17a1b..31e2dc987 100644 --- a/arch/powerpc/cpu/mpc5xx/config.mk +++ b/arch/powerpc/cpu/mpc5xx/config.mk @@ -5,6 +5,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_5xx -ffixed-r2 -mpowerpc -msoft-float +PLATFORM_CPPFLAGS += -DCONFIG_5xx -mpowerpc -msoft-float diff --git a/arch/powerpc/cpu/mpc5xxx/config.mk b/arch/powerpc/cpu/mpc5xxx/config.mk index 57bdd2d25..3384f6ffc 100644 --- a/arch/powerpc/cpu/mpc5xxx/config.mk +++ b/arch/powerpc/cpu/mpc5xxx/config.mk @@ -5,7 +5,5 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_MPC5xxx -ffixed-r2 \ +PLATFORM_CPPFLAGS += -DCONFIG_MPC5xxx \ -mstring -mcpu=603e -mmultiple diff --git a/arch/powerpc/cpu/mpc824x/config.mk b/arch/powerpc/cpu/mpc824x/config.mk index ef605f079..a224bc8e7 100644 --- a/arch/powerpc/cpu/mpc824x/config.mk +++ b/arch/powerpc/cpu/mpc824x/config.mk @@ -5,6 +5,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_MPC824X -ffixed-r2 -mstring -mcpu=603e -msoft-float +PLATFORM_CPPFLAGS += -DCONFIG_MPC824X -mstring -mcpu=603e -msoft-float diff --git a/arch/powerpc/cpu/mpc8260/config.mk b/arch/powerpc/cpu/mpc8260/config.mk index 91b0497cc..dfac710e6 100644 --- a/arch/powerpc/cpu/mpc8260/config.mk +++ b/arch/powerpc/cpu/mpc8260/config.mk @@ -5,7 +5,5 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_8260 -DCONFIG_CPM2 -ffixed-r2 \ +PLATFORM_CPPFLAGS += -DCONFIG_8260 -DCONFIG_CPM2 \ -mstring -mcpu=603e -mmultiple diff --git a/arch/powerpc/cpu/mpc83xx/config.mk b/arch/powerpc/cpu/mpc83xx/config.mk index c16a00376..dfce4d53b 100644 --- a/arch/powerpc/cpu/mpc83xx/config.mk +++ b/arch/powerpc/cpu/mpc83xx/config.mk @@ -4,7 +4,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_MPC83xx -DCONFIG_E300 \ - -ffixed-r2 -msoft-float +PLATFORM_CPPFLAGS += -DCONFIG_MPC83xx -DCONFIG_E300 -msoft-float diff --git a/arch/powerpc/cpu/mpc85xx/config.mk b/arch/powerpc/cpu/mpc85xx/config.mk index 9eef539e5..72c964cd1 100644 --- a/arch/powerpc/cpu/mpc85xx/config.mk +++ b/arch/powerpc/cpu/mpc85xx/config.mk @@ -5,13 +5,10 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -ffixed-r2 -Wa,-me500 -msoft-float -mno-string +PLATFORM_CPPFLAGS += -Wa,-me500 -msoft-float -mno-string # -mspe=yes is needed to have -mno-spe accepted by a buggy GCC; # see "[PATCH,rs6000] make -mno-spe work as expected" on # http://gcc.gnu.org/ml/gcc-patches/2008-04/msg00311.html -PF_CPPFLAGS_SPE := $(call cc-option,-mspe=yes) \ +PLATFORM_CPPFLAGS += $(call cc-option,-mspe=yes) \ $(call cc-option,-mno-spe) -PLATFORM_CPPFLAGS += $(PF_CPPFLAGS_SPE) diff --git a/arch/powerpc/cpu/mpc85xx/speed.c b/arch/powerpc/cpu/mpc85xx/speed.c index 46ae80c4d..35867dffd 100644 --- a/arch/powerpc/cpu/mpc85xx/speed.c +++ b/arch/powerpc/cpu/mpc85xx/speed.c @@ -74,12 +74,33 @@ void get_sys_info(sys_info_t *sys_info) uint ratio[CONFIG_SYS_FSL_NUM_CC_PLLS]; unsigned long sysclk = CONFIG_SYS_CLK_FREQ; uint mem_pll_rat; +#ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK + uint single_src; +#endif sys_info->freq_systembus = sysclk; +#ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK + /* + * DDR_REFCLK_SEL rcw bit is used to determine if DDR PLLS + * are driven by separate DDR Refclock or single source + * differential clock. + */ + single_src = (in_be32(&gur->rcwsr[5]) >> + FSL_CORENET2_RCWSR5_DDR_REFCLK_SEL_SHIFT) & + FSL_CORENET2_RCWSR5_DDR_REFCLK_SEL_MASK; + /* + * For single source clocking, both ddrclock and syclock + * are driven by differential sysclock. + */ + if (single_src == FSL_CORENET2_RCWSR5_DDR_REFCLK_SINGLE_CLK) { + printf("Single Source Clock Configuration\n"); + sys_info->freq_ddrbus = CONFIG_SYS_CLK_FREQ; + } else +#endif #ifdef CONFIG_DDR_CLK_FREQ - sys_info->freq_ddrbus = CONFIG_DDR_CLK_FREQ; + sys_info->freq_ddrbus = CONFIG_DDR_CLK_FREQ; #else - sys_info->freq_ddrbus = sysclk; + sys_info->freq_ddrbus = sysclk; #endif sys_info->freq_systembus *= (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; @@ -229,6 +250,9 @@ void get_sys_info(sys_info_t *sys_info) case 4: sys_info->freq_fman[1] = freq_c_pll[CONFIG_SYS_FM2_CLK + 1] / 4; break; + case 5: + sys_info->freq_fman[1] = sys_info->freq_systembus; + break; case 6: sys_info->freq_fman[1] = freq_c_pll[CONFIG_SYS_FM2_CLK] / 2; break; diff --git a/arch/powerpc/cpu/mpc86xx/config.mk b/arch/powerpc/cpu/mpc86xx/config.mk index 5dbf6a847..69a0b96ea 100644 --- a/arch/powerpc/cpu/mpc86xx/config.mk +++ b/arch/powerpc/cpu/mpc86xx/config.mk @@ -5,7 +5,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -ffixed-r2 -mstring -PLATFORM_CPPFLAGS += -maltivec -mabi=altivec -msoft-float +PLATFORM_CPPFLAGS += -mstring -maltivec -mabi=altivec -msoft-float diff --git a/arch/powerpc/cpu/mpc8xx/config.mk b/arch/powerpc/cpu/mpc8xx/config.mk index c04e7338c..ee2c88366 100644 --- a/arch/powerpc/cpu/mpc8xx/config.mk +++ b/arch/powerpc/cpu/mpc8xx/config.mk @@ -5,6 +5,4 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi - -PLATFORM_CPPFLAGS += -DCONFIG_8xx -ffixed-r2 -mstring -mcpu=860 -msoft-float +PLATFORM_CPPFLAGS += -DCONFIG_8xx -mstring -mcpu=860 -msoft-float diff --git a/arch/powerpc/cpu/mpc8xxx/Makefile b/arch/powerpc/cpu/mpc8xxx/Makefile index f66ee2e42..e95539e0a 100644 --- a/arch/powerpc/cpu/mpc8xxx/Makefile +++ b/arch/powerpc/cpu/mpc8xxx/Makefile @@ -19,10 +19,8 @@ ifdef MINIMAL obj-$(CONFIG_FSL_LAW) += law.o else - -ifneq ($(CPU),mpc83xx) -obj-y += cpu.o -endif +obj-$(CONFIG_MPC85xx) += cpu.o +obj-$(CONFIG_MPC86xx) += cpu.o obj-$(CONFIG_OF_LIBFDT) += fdt.o obj-$(CONFIG_FSL_LBC) += fsl_lbc.o diff --git a/arch/powerpc/cpu/ppc4xx/config.mk b/arch/powerpc/cpu/ppc4xx/config.mk index c2b0f9aab..71c2a6c72 100644 --- a/arch/powerpc/cpu/ppc4xx/config.mk +++ b/arch/powerpc/cpu/ppc4xx/config.mk @@ -5,8 +5,7 @@ # SPDX-License-Identifier: GPL-2.0+ # -PLATFORM_RELFLAGS += -meabi -PLATFORM_CPPFLAGS += -DCONFIG_4xx -ffixed-r2 -mstring -msoft-float +PLATFORM_CPPFLAGS += -DCONFIG_4xx -mstring -msoft-float cfg=$(shell grep configs $(OBJTREE)/include/config.h | sed 's/.*<\(configs.*\)>/\1/') is440:=$(shell grep CONFIG_440 $(TOPDIR)/include/$(cfg)) diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 99e16bdf6..54ce2f053 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -711,7 +711,8 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) #define CONFIG_FM_PLAT_CLK_DIV 1 #define CONFIG_SYS_FM1_CLK CONFIG_FM_PLAT_CLK_DIV #define CONFIG_SYS_FM_MURAM_SIZE 0x30000 -#define CONFIG_SYS_FSL_TBCLK_DIV 32 +#define CONFIG_SYS_FSL_SINGLE_SOURCE_CLK +#define CONFIG_SYS_FSL_TBCLK_DIV 16 #define CONFIG_SYS_FSL_PCIE_COMPAT "fsl,qoriq-pcie-v2.4" #define CONFIG_SYS_FSL_USB1_PHY_ENABLE #define CONFIG_SYS_FSL_USB2_PHY_ENABLE @@ -745,7 +746,7 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) #define CONFIG_SYS_NUM_FM1_DTSEC 6 #define CONFIG_SYS_NUM_FM1_10GEC 2 #endif -#define CONFIG_SYS_FSL_NUM_USB_CTRLS 2 +#define CONFIG_USB_MAX_CONTROLLER_COUNT 2 #define CONFIG_NUM_DDR_CONTROLLERS 1 #define CONFIG_PME_PLAT_CLK_DIV 1 #define CONFIG_SYS_PME_CLK CONFIG_PME_PLAT_CLK_DIV diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h index 672e8c665..68c3c8245 100644 --- a/arch/powerpc/include/asm/immap_85xx.h +++ b/arch/powerpc/include/asm/immap_85xx.h @@ -1774,6 +1774,9 @@ defined(CONFIG_PPC_T1020) || defined(CONFIG_PPC_T1022) #define FSL_CORENET2_RCWSR5_SRDS_PLL_PD_S3_PLL2 0x00040000 #define FSL_CORENET2_RCWSR5_SRDS_PLL_PD_S4_PLL1 0x00020000 #define FSL_CORENET2_RCWSR5_SRDS_PLL_PD_S4_PLL2 0x00010000 +#define FSL_CORENET2_RCWSR5_DDR_REFCLK_SEL_SHIFT 4 +#define FSL_CORENET2_RCWSR5_DDR_REFCLK_SEL_MASK 0x00000011 +#define FSL_CORENET2_RCWSR5_DDR_REFCLK_SINGLE_CLK 1 #else /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */ #define FSL_CORENET_RCWSR0_MEM_PLL_RAT_SHIFT 17 diff --git a/arch/powerpc/lib/bootm.c b/arch/powerpc/lib/bootm.c index e7153b048..41fc8f7ff 100644 --- a/arch/powerpc/lib/bootm.c +++ b/arch/powerpc/lib/bootm.c @@ -32,6 +32,7 @@ DECLARE_GLOBAL_DATA_PTR; extern ulong get_effective_memsize(void); static ulong get_sp (void); +extern void ft_fixup_num_cores(void *blob); static void set_clocks_in_mhz (bd_t *kbd); #ifndef CONFIG_SYS_LINUX_LOWMEM_MAX_SIZE @@ -277,3 +278,58 @@ static void set_clocks_in_mhz (bd_t *kbd) #endif /* CONFIG_MPC5xxx */ } } + +#if defined(CONFIG_BOOTM_VXWORKS) +void boot_prep_vxworks(bootm_headers_t *images) +{ +#if defined(CONFIG_OF_LIBFDT) + int off; + u64 base, size; + + if (!images->ft_addr) + return; + + base = (u64)gd->bd->bi_memstart; + size = (u64)gd->bd->bi_memsize; + + off = fdt_path_offset(images->ft_addr, "/memory"); + if (off < 0) + fdt_fixup_memory(images->ft_addr, base, size); + +#if defined(CONFIG_MP) +#if defined(CONFIG_MPC85xx) + ft_fixup_cpu(images->ft_addr, base + size); + ft_fixup_num_cores(images->ft_addr); +#elif defined(CONFIG_MPC86xx) + off = fdt_add_mem_rsv(images->ft_addr, + determine_mp_bootpg(NULL), (u64)4096); + if (off < 0) + printf("## WARNING %s: %s\n", __func__, fdt_strerror(off)); + ft_fixup_num_cores(images->ft_addr); +#endif + flush_cache((unsigned long)images->ft_addr, images->ft_len); +#endif +#endif +} + +void boot_jump_vxworks(bootm_headers_t *images) +{ + /* PowerPC VxWorks boot interface conforms to the ePAPR standard + * general purpuse registers: + * + * r3: Effective address of the device tree image + * r4: 0 + * r5: 0 + * r6: ePAPR magic value + * r7: shall be the size of the boot IMA in bytes + * r8: 0 + * r9: 0 + * TCR: WRC = 0, no watchdog timer reset will occur + */ + WATCHDOG_RESET(); + + ((void (*)(void *, ulong, ulong, ulong, + ulong, ulong, ulong))images->ep)(images->ft_addr, + 0, 0, EPAPR_MAGIC, getenv_bootm_mapsize(), 0, 0); +} +#endif diff --git a/arch/sandbox/cpu/cpu.c b/arch/sandbox/cpu/cpu.c index cfc1fda1e..38019e0b4 100644 --- a/arch/sandbox/cpu/cpu.c +++ b/arch/sandbox/cpu/cpu.c @@ -5,13 +5,23 @@ #include <common.h> #include <os.h> +#include <asm/state.h> DECLARE_GLOBAL_DATA_PTR; -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +void reset_cpu(ulong ignored) { + if (state_uninit()) + os_exit(2); + /* This is considered normal termination for now */ os_exit(0); +} + +int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + reset_cpu(0); + return 0; } @@ -28,7 +38,14 @@ unsigned long __attribute__((no_instrument_function)) timer_get_us(void) int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) { - return -1; + if (flag & (BOOTM_STATE_OS_GO | BOOTM_STATE_OS_FAKE_GO)) { + bootstage_mark(BOOTSTAGE_ID_RUN_OS); + printf("## Transferring control to Linux (at address %08lx)...\n", + images->ep); + reset_cpu(0); + } + + return 0; } int cleanup_before_linux(void) diff --git a/arch/sandbox/cpu/os.c b/arch/sandbox/cpu/os.c index 26f44cb59..725b50517 100644 --- a/arch/sandbox/cpu/os.c +++ b/arch/sandbox/cpu/os.c @@ -27,6 +27,10 @@ /* Operating System Interface */ +struct os_mem_hdr { + size_t length; /* number of bytes in the block */ +}; + ssize_t os_read(int fd, void *buf, size_t count) { return read(fd, buf, count); @@ -128,8 +132,45 @@ void os_tty_raw(int fd) void *os_malloc(size_t length) { - return mmap(NULL, length, PROT_READ | PROT_WRITE, - MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + struct os_mem_hdr *hdr; + + hdr = mmap(NULL, length + sizeof(*hdr), PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + if (hdr == MAP_FAILED) + return NULL; + hdr->length = length; + + return hdr + 1; +} + +void *os_free(void *ptr) +{ + struct os_mem_hdr *hdr = ptr; + + hdr--; + if (ptr) + munmap(hdr, hdr->length + sizeof(*hdr)); +} + +void *os_realloc(void *ptr, size_t length) +{ + struct os_mem_hdr *hdr = ptr; + void *buf = NULL; + + hdr--; + if (length != 0) { + buf = os_malloc(length); + if (!buf) + return buf; + if (ptr) { + if (length > hdr->length) + length = hdr->length; + memcpy(buf, ptr, length); + } + } + os_free(ptr); + + return buf; } void os_usleep(unsigned long usec) @@ -347,3 +388,53 @@ ssize_t os_get_filesize(const char *fname) return ret; return buf.st_size; } + +void os_putc(int ch) +{ + putchar(ch); +} + +void os_puts(const char *str) +{ + while (*str) + os_putc(*str++); +} + +int os_write_ram_buf(const char *fname) +{ + struct sandbox_state *state = state_get_current(); + int fd, ret; + + fd = open(fname, O_CREAT | O_WRONLY, 0777); + if (fd < 0) + return -ENOENT; + ret = write(fd, state->ram_buf, state->ram_size); + close(fd); + if (ret != state->ram_size) + return -EIO; + + return 0; +} + +int os_read_ram_buf(const char *fname) +{ + struct sandbox_state *state = state_get_current(); + int fd, ret; + int size; + + size = os_get_filesize(fname); + if (size < 0) + return -ENOENT; + if (size != state->ram_size) + return -ENOSPC; + fd = open(fname, O_RDONLY); + if (fd < 0) + return -ENOENT; + + ret = read(fd, state->ram_buf, state->ram_size); + close(fd); + if (ret != state->ram_size) + return -EIO; + + return 0; +} diff --git a/arch/sandbox/cpu/start.c b/arch/sandbox/cpu/start.c index 1b1545478..1df21d49f 100644 --- a/arch/sandbox/cpu/start.c +++ b/arch/sandbox/cpu/start.c @@ -4,11 +4,12 @@ */ #include <common.h> +#include <os.h> #include <asm/getopt.h> #include <asm/sections.h> #include <asm/state.h> -#include <os.h> +DECLARE_GLOBAL_DATA_PTR; int sandbox_early_getopt_check(void) { @@ -50,9 +51,9 @@ int sandbox_early_getopt_check(void) /* then the long flag */ if (opt->has_arg) - printf("--%-*s", max_noarg_len, opt->flag); - else printf("--%-*s <arg> ", max_arg_len, opt->flag); + else + printf("--%-*s", max_noarg_len, opt->flag); /* finally the help text */ printf(" %s\n", opt->help); @@ -75,7 +76,8 @@ int sandbox_main_loop_init(void) /* Execute command if required */ if (state->cmd) { run_command_list(state->cmd, -1, 0); - os_exit(state->exit_type); + if (!state->interactive) + os_exit(state->exit_type); } return 0; @@ -96,25 +98,93 @@ static int sandbox_cmdline_cb_fdt(struct sandbox_state *state, const char *arg) } SANDBOX_CMDLINE_OPT_SHORT(fdt, 'd', 1, "Specify U-Boot's control FDT"); -int main(int argc, char *argv[]) +static int sandbox_cmdline_cb_interactive(struct sandbox_state *state, + const char *arg) +{ + state->interactive = true; + return 0; +} + +SANDBOX_CMDLINE_OPT_SHORT(interactive, 'i', 0, "Enter interactive mode"); + +static int sandbox_cmdline_cb_memory(struct sandbox_state *state, + const char *arg) { - struct sandbox_state *state; int err; - err = state_init(); - if (err) + /* For now assume we always want to write it */ + state->write_ram_buf = true; + state->ram_buf_fname = arg; + + if (os_read_ram_buf(arg)) { + printf("Failed to read RAM buffer\n"); return err; + } + + return 0; +} +SANDBOX_CMDLINE_OPT_SHORT(memory, 'm', 1, + "Read/write ram_buf memory contents from file"); + +static int sandbox_cmdline_cb_state(struct sandbox_state *state, + const char *arg) +{ + state->state_fname = arg; + return 0; +} +SANDBOX_CMDLINE_OPT_SHORT(state, 's', 1, "Specify the sandbox state FDT"); + +static int sandbox_cmdline_cb_read(struct sandbox_state *state, + const char *arg) +{ + state->read_state = true; + return 0; +} +SANDBOX_CMDLINE_OPT_SHORT(read, 'r', 0, "Read the state FDT on startup"); + +static int sandbox_cmdline_cb_write(struct sandbox_state *state, + const char *arg) +{ + state->write_state = true; + return 0; +} +SANDBOX_CMDLINE_OPT_SHORT(write, 'w', 0, "Write state FDT on exit"); + +static int sandbox_cmdline_cb_ignore_missing(struct sandbox_state *state, + const char *arg) +{ + state->ignore_missing_state_on_read = true; + return 0; +} +SANDBOX_CMDLINE_OPT_SHORT(ignore_missing, 'n', 0, + "Ignore missing state on read"); + +int main(int argc, char *argv[]) +{ + struct sandbox_state *state; + int ret; + + ret = state_init(); + if (ret) + goto err; state = state_get_current(); if (os_parse_args(state, argc, argv)) return 1; - /* - * Do pre- and post-relocation init, then start up U-Boot. This will - * never return. - */ + ret = sandbox_read_state(state, state->state_fname); + if (ret) + goto err; + + /* Do pre- and post-relocation init */ board_init_f(0); - /* NOTREACHED - board_init_f() does not return */ + board_init_r(gd->new_gd, 0); + + /* NOTREACHED - board_init_r() does not return */ return 0; + +err: + printf("Error %d\n", ret); + return 1; } diff --git a/arch/sandbox/cpu/state.c b/arch/sandbox/cpu/state.c index 56d504141..a145808a5 100644 --- a/arch/sandbox/cpu/state.c +++ b/arch/sandbox/cpu/state.c @@ -4,6 +4,9 @@ */ #include <common.h> +#include <errno.h> +#include <fdtdec.h> +#include <os.h> #include <asm/state.h> /* Main state record for the sandbox */ @@ -15,6 +18,324 @@ void state_record_exit(enum exit_type_id exit_type) state->exit_type = exit_type; } +static int state_ensure_space(int extra_size) +{ + void *blob = state->state_fdt; + int used, size, free; + void *buf; + int ret; + + used = fdt_off_dt_strings(blob) + fdt_size_dt_strings(blob); + size = fdt_totalsize(blob); + free = size - used; + if (free > extra_size) + return 0; + + size = used + extra_size; + buf = os_malloc(size); + if (!buf) + return -ENOMEM; + + ret = fdt_open_into(blob, buf, size); + if (ret) { + os_free(buf); + return -EIO; + } + + os_free(blob); + state->state_fdt = buf; + return 0; +} + +static int state_read_file(struct sandbox_state *state, const char *fname) +{ + int size; + int ret; + int fd; + + size = os_get_filesize(fname); + if (size < 0) { + printf("Cannot find sandbox state file '%s'\n", fname); + return -ENOENT; + } + state->state_fdt = os_malloc(size); + if (!state->state_fdt) { + puts("No memory to read sandbox state\n"); + return -ENOMEM; + } + fd = os_open(fname, OS_O_RDONLY); + if (fd < 0) { + printf("Cannot open sandbox state file '%s'\n", fname); + ret = -EPERM; + goto err_open; + } + if (os_read(fd, state->state_fdt, size) != size) { + printf("Cannot read sandbox state file '%s'\n", fname); + ret = -EIO; + goto err_read; + } + os_close(fd); + + return 0; +err_read: + os_close(fd); +err_open: + os_free(state->state_fdt); + state->state_fdt = NULL; + + return ret; +} + +/*** + * sandbox_read_state_nodes() - Read state associated with a driver + * + * This looks through all compatible nodes and calls the read function on + * each one, to read in the state. + * + * If nothing is found, it still calls the read function once, to set up a + * single global state for that driver. + * + * @state: Sandbox state + * @io: Method to use for reading state + * @blob: FDT containing state + * @return 0 if OK, -EINVAL if the read function returned failure + */ +int sandbox_read_state_nodes(struct sandbox_state *state, + struct sandbox_state_io *io, const void *blob) +{ + int count; + int node; + int ret; + + debug(" - read %s\n", io->name); + if (!io->read) + return 0; + + node = -1; + count = 0; + while (blob) { + node = fdt_node_offset_by_compatible(blob, node, io->compat); + if (node < 0) + return 0; /* No more */ + debug(" - read node '%s'\n", fdt_get_name(blob, node, NULL)); + ret = io->read(blob, node); + if (ret) { + printf("Unable to read state for '%s'\n", io->compat); + return -EINVAL; + } + count++; + } + + /* + * If we got no saved state, call the read function once without a + * node, to set up the global state. + */ + if (count == 0) { + debug(" - read global\n"); + ret = io->read(NULL, -1); + if (ret) { + printf("Unable to read global state for '%s'\n", + io->name); + return -EINVAL; + } + } + + return 0; +} + +int sandbox_read_state(struct sandbox_state *state, const char *fname) +{ + struct sandbox_state_io *io; + const void *blob; + bool got_err; + int ret; + + if (state->read_state && fname) { + ret = state_read_file(state, fname); + if (ret == -ENOENT && state->ignore_missing_state_on_read) + ret = 0; + if (ret) + return ret; + } + + /* Call all the state read funtcions */ + got_err = false; + blob = state->state_fdt; + io = ll_entry_start(struct sandbox_state_io, state_io); + for (; io < ll_entry_end(struct sandbox_state_io, state_io); io++) { + ret = sandbox_read_state_nodes(state, io, blob); + if (ret < 0) + got_err = true; + } + + if (state->read_state && fname) { + debug("Read sandbox state from '%s'%s\n", fname, + got_err ? " (with errors)" : ""); + } + + return got_err ? -1 : 0; +} + +/*** + * sandbox_write_state_node() - Write state associated with a driver + * + * This calls the write function to write out global state for that driver. + * + * TODO(sjg@chromium.org): Support writing out state from multiple drivers + * of the same time. We don't need this yet,and it will be much easier to + * do when driver model is available. + * + * @state: Sandbox state + * @io: Method to use for writing state + * @return 0 if OK, -EIO if there is a fatal error (such as out of space + * for adding the data), -EINVAL if the write function failed. + */ +int sandbox_write_state_node(struct sandbox_state *state, + struct sandbox_state_io *io) +{ + void *blob; + int node; + int ret; + + if (!io->write) + return 0; + + ret = state_ensure_space(SANDBOX_STATE_MIN_SPACE); + if (ret) { + printf("Failed to add more space for state\n"); + return -EIO; + } + + /* The blob location can change when the size increases */ + blob = state->state_fdt; + node = fdt_node_offset_by_compatible(blob, -1, io->compat); + if (node == -FDT_ERR_NOTFOUND) { + node = fdt_add_subnode(blob, 0, io->name); + if (node < 0) { + printf("Cannot create node '%s': %s\n", io->name, + fdt_strerror(node)); + return -EIO; + } + + if (fdt_setprop_string(blob, node, "compatible", io->compat)) { + puts("Cannot set compatible\n"); + return -EIO; + } + } else if (node < 0) { + printf("Cannot access node '%s': %s\n", io->name, + fdt_strerror(node)); + return -EIO; + } + debug("Write state for '%s' to node %d\n", io->compat, node); + ret = io->write(blob, node); + if (ret) { + printf("Unable to write state for '%s'\n", io->compat); + return -EINVAL; + } + + return 0; +} + +int sandbox_write_state(struct sandbox_state *state, const char *fname) +{ + struct sandbox_state_io *io; + bool got_err; + int size; + int ret; + int fd; + + /* Create a state FDT if we don't have one */ + if (!state->state_fdt) { + size = 0x4000; + state->state_fdt = os_malloc(size); + if (!state->state_fdt) { + puts("No memory to create FDT\n"); + return -ENOMEM; + } + ret = fdt_create_empty_tree(state->state_fdt, size); + if (ret < 0) { + printf("Cannot create empty state FDT: %s\n", + fdt_strerror(ret)); + ret = -EIO; + goto err_create; + } + } + + /* Call all the state write funtcions */ + got_err = false; + io = ll_entry_start(struct sandbox_state_io, state_io); + ret = 0; + for (; io < ll_entry_end(struct sandbox_state_io, state_io); io++) { + ret = sandbox_write_state_node(state, io); + if (ret == -EIO) + break; + else if (ret) + got_err = true; + } + + if (ret == -EIO) { + printf("Could not write sandbox state\n"); + goto err_create; + } + + ret = fdt_pack(state->state_fdt); + if (ret < 0) { + printf("Cannot pack state FDT: %s\n", fdt_strerror(ret)); + ret = -EINVAL; + goto err_create; + } + size = fdt_totalsize(state->state_fdt); + fd = os_open(fname, OS_O_WRONLY | OS_O_CREAT); + if (fd < 0) { + printf("Cannot open sandbox state file '%s'\n", fname); + ret = -EIO; + goto err_create; + } + if (os_write(fd, state->state_fdt, size) != size) { + printf("Cannot write sandbox state file '%s'\n", fname); + ret = -EIO; + goto err_write; + } + os_close(fd); + + debug("Wrote sandbox state to '%s'%s\n", fname, + got_err ? " (with errors)" : ""); + + return 0; +err_write: + os_close(fd); +err_create: + os_free(state->state_fdt); + + return ret; +} + +int state_setprop(int node, const char *prop_name, const void *data, int size) +{ + void *blob; + int len; + int ret; + + fdt_getprop(state->state_fdt, node, prop_name, &len); + + /* Add space for the new property, its name and some overhead */ + ret = state_ensure_space(size - len + strlen(prop_name) + 32); + if (ret) + return ret; + + /* This should succeed, barring a mutiny */ + blob = state->state_fdt; + ret = fdt_setprop(blob, node, prop_name, data, size); + if (ret) { + printf("%s: Unable to set property '%s' in node '%s': %s\n", + __func__, prop_name, fdt_get_name(blob, node, NULL), + fdt_strerror(ret)); + return -ENOSPC; + } + + return 0; +} + struct sandbox_state *state_get_current(void) { assert(state); @@ -25,6 +346,10 @@ int state_init(void) { state = &main_state; + state->ram_size = CONFIG_SYS_SDRAM_SIZE; + state->ram_buf = os_malloc(state->ram_size); + assert(state->ram_buf); + /* * Example of how to use GPIOs: * @@ -33,3 +358,31 @@ int state_init(void) */ return 0; } + +int state_uninit(void) +{ + int err; + + state = &main_state; + + if (state->write_ram_buf) { + err = os_write_ram_buf(state->ram_buf_fname); + if (err) { + printf("Failed to write RAM buffer\n"); + return err; + } + } + + if (state->write_state) { + if (sandbox_write_state(state, state->state_fname)) { + printf("Failed to write sandbox state\n"); + return -1; + } + } + + if (state->state_fdt) + os_free(state->state_fdt); + memset(state, '\0', sizeof(*state)); + + return 0; +} diff --git a/arch/sandbox/include/asm/global_data.h b/arch/sandbox/include/asm/global_data.h index d70532aa4..b2e9b488f 100644 --- a/arch/sandbox/include/asm/global_data.h +++ b/arch/sandbox/include/asm/global_data.h @@ -12,7 +12,7 @@ /* Architecture-specific global data */ struct arch_global_data { - u8 *ram_buf; /* emulated RAM buffer */ + uint8_t *ram_buf; /* emulated RAM buffer */ }; #include <asm-generic/global_data.h> diff --git a/arch/sandbox/include/asm/state.h b/arch/sandbox/include/asm/state.h index a38820bde..e8e4fea1b 100644 --- a/arch/sandbox/include/asm/state.h +++ b/arch/sandbox/include/asm/state.h @@ -7,6 +7,8 @@ #define __SANDBOX_STATE_H #include <config.h> +#include <stdbool.h> +#include <linux/stringify.h> /* How we exited U-Boot */ enum exit_type_id { @@ -23,17 +25,92 @@ struct sandbox_spi_info { /* The complete state of the test system */ struct sandbox_state { const char *cmd; /* Command to execute */ + bool interactive; /* Enable cmdline after execute */ const char *fdt_fname; /* Filename of FDT binary */ enum exit_type_id exit_type; /* How we exited U-Boot */ const char *parse_err; /* Error to report from parsing */ int argc; /* Program arguments */ char **argv; + uint8_t *ram_buf; /* Emulated RAM buffer */ + unsigned int ram_size; /* Size of RAM buffer */ + const char *ram_buf_fname; /* Filename to use for RAM buffer */ + bool write_ram_buf; /* Write RAM buffer on exit */ + const char *state_fname; /* File containing sandbox state */ + void *state_fdt; /* Holds saved state for sandbox */ + bool read_state; /* Read sandbox state on startup */ + bool write_state; /* Write sandbox state on exit */ + bool ignore_missing_state_on_read; /* No error if state missing */ /* Pointer to information for each SPI bus/cs */ struct sandbox_spi_info spi[CONFIG_SANDBOX_SPI_MAX_BUS] [CONFIG_SANDBOX_SPI_MAX_CS]; }; +/* Minimum space we guarantee in the state FDT when calling read/write*/ +#define SANDBOX_STATE_MIN_SPACE 0x1000 + +/** + * struct sandbox_state_io - methods to saved/restore sandbox state + * @name: Name of of the device tree node, also the name of the variable + * holding this data so it should be an identifier (use underscore + * instead of minus) + * @compat: Compatible string for the node containing this state + * + * @read: Function to read state from FDT + * If data is available, then blob and node will provide access to it. If + * not (blob == NULL and node == -1) this function should set up an empty + * data set for start-of-day. + * @param blob: Pointer to device tree blob, or NULL if no data to read + * @param node: Node offset to read from + * @return 0 if OK, -ve on error + * + * @write: Function to write state to FDT + * The caller will ensure that there is a node ready for the state. The + * node may already contain the old state, in which case it should be + * overridden. There is guaranteed to be SANDBOX_STATE_MIN_SPACE bytes + * of free space, so error checking is not required for fdt_setprop...() + * calls which add up to less than this much space. + * + * For adding larger properties, use state_setprop(). + * + * @param blob: Device tree blob holding state + * @param node: Node to write our state into + * + * Note that it is possible to save data as large blobs or as individual + * hierarchical properties. However, unless you intend to keep state files + * around for a long time and be able to run an old state file on a new + * sandbox, it might not be worth using individual properties for everything. + * This is certainly supported, it is just a matter of the effort you wish + * to put into the state read/write feature. + */ +struct sandbox_state_io { + const char *name; + const char *compat; + int (*write)(void *blob, int node); + int (*read)(const void *blob, int node); +}; + +/** + * SANDBOX_STATE_IO - Declare sandbox state to read/write + * + * Sandbox permits saving state from one run and restoring it in another. This + * allows the test system to retain state between runs and thus better + * emulate a real system. Examples of state that might be useful to save are + * the emulated GPIOs pin settings, flash memory contents and TPM private + * data. U-Boot memory contents is dealth with separately since it is large + * and it is not normally useful to save it (since a normal system does not + * preserve DRAM between runs). See the '-m' option for this. + * + * See struct sandbox_state_io above for member documentation. + */ +#define SANDBOX_STATE_IO(_name, _compat, _read, _write) \ + ll_entry_declare(struct sandbox_state_io, _name, state_io) = { \ + .name = __stringify(_name), \ + .read = _read, \ + .write = _write, \ + .compat = _compat, \ + } + /** * Record the exit type to be reported by the test program. * @@ -49,8 +126,59 @@ void state_record_exit(enum exit_type_id exit_type); struct sandbox_state *state_get_current(void); /** + * Read the sandbox state from the supplied device tree file + * + * This calls all registered state handlers to read in the sandbox state + * from a previous test run. + * + * @param state Sandbox state to update + * @param fname Filename of device tree file to read from + * @return 0 if OK, -ve on error + */ +int sandbox_read_state(struct sandbox_state *state, const char *fname); + +/** + * Write the sandbox state to the supplied device tree file + * + * This calls all registered state handlers to write out the sandbox state + * so that it can be preserved for a future test run. + * + * If the file exists it is overwritten. + * + * @param state Sandbox state to update + * @param fname Filename of device tree file to write to + * @return 0 if OK, -ve on error + */ +int sandbox_write_state(struct sandbox_state *state, const char *fname); + +/** + * Add a property to a sandbox state node + * + * This is equivalent to fdt_setprop except that it automatically enlarges + * the device tree if necessary. That means it is safe to write any amount + * of data here. + * + * This function can only be called from within struct sandbox_state_io's + * ->write method, i.e. within state I/O drivers. + * + * @param node Device tree node to write to + * @param prop_name Property to write + * @param data Data to write into property + * @param size Size of data to write into property + */ +int state_setprop(int node, const char *prop_name, const void *data, int size); + +/** * Initialize the test system state */ int state_init(void); +/** + * Uninitialize the test system state, writing out state if configured to + * do so. + * + * @return 0 if OK, -ve on error + */ +int state_uninit(void); + #endif diff --git a/arch/sandbox/include/asm/u-boot-sandbox.h b/arch/sandbox/include/asm/u-boot-sandbox.h index bed720cf8..5707c2710 100644 --- a/arch/sandbox/include/asm/u-boot-sandbox.h +++ b/arch/sandbox/include/asm/u-boot-sandbox.h @@ -23,4 +23,6 @@ int dram_init(void); int sandbox_early_getopt_check(void); int sandbox_main_loop_init(void); +int cleanup_before_linux(void); + #endif /* _U_BOOT_SANDBOX_H_ */ diff --git a/arch/sh/cpu/sh2/config.mk b/arch/sh/cpu/sh2/config.mk index 8a0de9671..69273b4f3 100644 --- a/arch/sh/cpu/sh2/config.mk +++ b/arch/sh/cpu/sh2/config.mk @@ -12,7 +12,7 @@ PLATFORM_CPPFLAGS += -m2a -m2a-nofpu -mb -ffreestanding else # SH2 PLATFORM_CPPFLAGS += -m3e -mb endif -PLATFORM_CPPFLAGS += $(call cc-option,-mno-fdpic) +PLATFORM_CPPFLAGS += -DCONFIG_SH2 $(call cc-option,-mno-fdpic) PLATFORM_RELFLAGS += -ffixed-r13 PLATFORM_LDFLAGS += $(ENDIANNESS) diff --git a/arch/sh/cpu/sh2/cpu.c b/arch/sh/cpu/sh2/cpu.c index 18479a4c4..a2f856f45 100644 --- a/arch/sh/cpu/sh2/cpu.c +++ b/arch/sh/cpu/sh2/cpu.c @@ -23,11 +23,7 @@ int checkcpu(void) { -#if defined(CONFIG_SH2A) - puts("CPU: SH2A\n"); -#else puts("CPU: SH2\n"); -#endif return 0; } diff --git a/arch/sh/cpu/sh3/config.mk b/arch/sh/cpu/sh3/config.mk index 5c77e5c32..abd4b8d2b 100644 --- a/arch/sh/cpu/sh3/config.mk +++ b/arch/sh/cpu/sh3/config.mk @@ -11,5 +11,5 @@ # SPDX-License-Identifier: GPL-2.0+ # # -PLATFORM_CPPFLAGS += -m3 +PLATFORM_CPPFLAGS += -DCONFIG_SH3 -m3 PLATFORM_RELFLAGS += -ffixed-r13 diff --git a/arch/sh/cpu/sh4/config.mk b/arch/sh/cpu/sh4/config.mk index c3575570e..753580beb 100644 --- a/arch/sh/cpu/sh4/config.mk +++ b/arch/sh/cpu/sh4/config.mk @@ -8,5 +8,5 @@ # SPDX-License-Identifier: GPL-2.0+ # # -PLATFORM_CPPFLAGS += -m4-nofpu +PLATFORM_CPPFLAGS += -DCONFIG_SH4 -m4-nofpu PLATFORM_RELFLAGS += -ffixed-r13 diff --git a/arch/sh/cpu/sh4/cpu.c b/arch/sh/cpu/sh4/cpu.c index 91133a38a..e8ee0a45a 100644 --- a/arch/sh/cpu/sh4/cpu.c +++ b/arch/sh/cpu/sh4/cpu.c @@ -13,11 +13,7 @@ int checkcpu(void) { -#ifdef CONFIG_SH4A - puts("CPU: SH-4A\n"); -#else puts("CPU: SH4\n"); -#endif return 0; } diff --git a/arch/sh/include/asm/cache.h b/arch/sh/include/asm/cache.h index b21dc4422..0698a3775 100644 --- a/arch/sh/include/asm/cache.h +++ b/arch/sh/include/asm/cache.h @@ -1,7 +1,7 @@ #ifndef __ASM_SH_CACHE_H #define __ASM_SH_CACHE_H -#if defined(CONFIG_SH4) || defined(CONFIG_SH4A) +#if defined(CONFIG_SH4) int cache_control(unsigned int cmd); @@ -18,7 +18,7 @@ struct __large_struct { unsigned long buf[100]; }; */ #define ARCH_DMA_MINALIGN 32 -#endif /* CONFIG_SH4 || CONFIG_SH4A */ +#endif /* CONFIG_SH4 */ /* * Use the L1 data cache line size value for the minimum DMA buffer alignment diff --git a/arch/sh/include/asm/cpu_sh4.h b/arch/sh/include/asm/cpu_sh4.h index 9181d59a9..9f48e4fe0 100644 --- a/arch/sh/include/asm/cpu_sh4.h +++ b/arch/sh/include/asm/cpu_sh4.h @@ -37,6 +37,8 @@ # include <asm/cpu_sh7734.h> #elif defined (CONFIG_CPU_SH7752) # include <asm/cpu_sh7752.h> +#elif defined (CONFIG_CPU_SH7753) +# include <asm/cpu_sh7753.h> #elif defined (CONFIG_CPU_SH7757) # include <asm/cpu_sh7757.h> #elif defined (CONFIG_CPU_SH7763) diff --git a/arch/sh/include/asm/cpu_sh7753.h b/arch/sh/include/asm/cpu_sh7753.h new file mode 100644 index 000000000..cd0e0bba6 --- /dev/null +++ b/arch/sh/include/asm/cpu_sh7753.h @@ -0,0 +1,197 @@ +/* + * Copyright (C) 2012 Renesas Solutions Corp. + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_CPU_SH7753_H_ +#define _ASM_CPU_SH7753_H_ + +#define CCR 0xFF00001C +#define WTCNT 0xFFCC0000 +#define CCR_CACHE_INIT 0x0000090b +#define CACHE_OC_NUM_WAYS 1 + +#ifndef __ASSEMBLY__ /* put C only stuff in this section */ +/* MMU */ +struct mmu_regs { + unsigned int reserved[4]; + unsigned int mmucr; +}; +#define MMU_BASE ((struct mmu_regs *)0xff000000) + +/* Watchdog */ +#define WTCSR0 0xffcc0002 +#define WRSTCSR_R 0xffcc0003 +#define WRSTCSR_W 0xffcc0002 +#define WTCSR_PREFIX 0xa500 +#define WRSTCSR_PREFIX 0x6900 +#define WRSTCSR_WOVF_PREFIX 0x9600 + +/* SCIF */ +#define SCIF0_BASE 0xfe4b0000 /* The real name is SCIF2 */ +#define SCIF1_BASE 0xfe4c0000 /* The real name is SCIF3 */ +#define SCIF2_BASE 0xfe4d0000 /* The real name is SCIF4 */ + +/* TMU0 */ +#define TMU_BASE 0xFE430000 + +/* ETHER, GETHER MAC address */ +struct ether_mac_regs { + unsigned int reserved[114]; + unsigned int mahr; + unsigned int reserved2; + unsigned int malr; +}; +#define GETHER0_MAC_BASE ((struct ether_mac_regs *)0xfee0400) +#define GETHER1_MAC_BASE ((struct ether_mac_regs *)0xfee0c00) +#define ETHER0_MAC_BASE ((struct ether_mac_regs *)0xfef0000) +#define ETHER1_MAC_BASE ((struct ether_mac_regs *)0xfef0800) + +/* GETHER */ +struct gether_control_regs { + unsigned int gbecont; +}; +#define GETHER_CONTROL_BASE ((struct gether_control_regs *)0xffc10100) +#define GBECONT_RMII1 0x00020000 +#define GBECONT_RMII0 0x00010000 + +/* SerMux */ +struct sermux_regs { + unsigned char smr0; + unsigned char smr1; + unsigned char smr2; + unsigned char smr3; + unsigned char smr4; + unsigned char smr5; +}; +#define SERMUX_BASE ((struct sermux_regs *)0xfe470000) + + +/* USB0/1 */ +struct usb_common_regs { + unsigned short reserved[129]; + unsigned short suspmode; +}; +#define USB0_COMMON_BASE ((struct usb_common_regs *)0xfe450000) +#define USB1_COMMON_BASE ((struct usb_common_regs *)0xfe4f0000) + +struct usb0_phy_regs { + unsigned short reset; + unsigned short reserved[4]; + unsigned short portsel; +}; +#define USB0_PHY_BASE ((struct usb0_phy_regs *)0xfe5f0000) + +struct usb1_port_regs { + unsigned int port1sel; + unsigned int reserved; + unsigned int usb1intsts; +}; +#define USB1_PORT_BASE ((struct usb1_port_regs *)0xfe4f2000) + +struct usb1_alignment_regs { + unsigned int ehcidatac; /* 0xfe4fe018 */ + unsigned int reserved[63]; + unsigned int ohcidatac; +}; +#define USB1_ALIGNMENT_BASE ((struct usb1_alignment_regs *)0xfe4fe018) + +/* GPIO */ +struct gpio_regs { + unsigned short pacr; + unsigned short pbcr; + unsigned short pccr; + unsigned short pdcr; + unsigned short pecr; + unsigned short pfcr; + unsigned short pgcr; + unsigned short phcr; + unsigned short picr; + unsigned short pjcr; + unsigned short pkcr; + unsigned short plcr; + unsigned short pmcr; + unsigned short pncr; + unsigned short pocr; + unsigned short reserved; + unsigned short pqcr; + unsigned short prcr; + unsigned short pscr; + unsigned short ptcr; + unsigned short pucr; + unsigned short pvcr; + unsigned short pwcr; + unsigned short pxcr; + unsigned short pycr; + unsigned short pzcr; + unsigned char padr; + unsigned char reserved_a; + unsigned char pbdr; + unsigned char reserved_b; + unsigned char pcdr; + unsigned char reserved_c; + unsigned char pddr; + unsigned char reserved_d; + unsigned char pedr; + unsigned char reserved_e; + unsigned char pfdr; + unsigned char reserved_f; + unsigned char pgdr; + unsigned char reserved_g; + unsigned char phdr; + unsigned char reserved_h; + unsigned char pidr; + unsigned char reserved_i; + unsigned char pjdr; + unsigned char reserved_j; + unsigned char pkdr; + unsigned char reserved_k; + unsigned char pldr; + unsigned char reserved_l; + unsigned char pmdr; + unsigned char reserved_m; + unsigned char pndr; + unsigned char reserved_n; + unsigned char podr; + unsigned char reserved_o; + unsigned char ppdr; + unsigned char reserved_p; + unsigned char pqdr; + unsigned char reserved_q; + unsigned char prdr; + unsigned char reserved_r; + unsigned char psdr; + unsigned char reserved_s; + unsigned char ptdr; + unsigned char reserved_t; + unsigned char pudr; + unsigned char reserved_u; + unsigned char pvdr; + unsigned char reserved_v; + unsigned char pwdr; + unsigned char reserved_w; + unsigned char pxdr; + unsigned char reserved_x; + unsigned char pydr; + unsigned char reserved_y; + unsigned char pzdr; + unsigned char reserved_z; + unsigned short ncer; + unsigned short ncmcr; + unsigned short nccsr; + unsigned char reserved2[2]; + unsigned short psel0; /* +0x70 */ + unsigned short psel1; + unsigned short psel2; + unsigned short psel3; + unsigned short psel4; + unsigned short psel5; + unsigned short psel6; + unsigned short reserved3[2]; + unsigned short psel7; +}; +#define GPIO_BASE ((struct gpio_regs *)0xffec0000) + +#endif /* ifndef __ASSEMBLY__ */ +#endif /* _ASM_CPU_SH7753_H_ */ diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index 938a89cff..b8677da95 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -1,12 +1,10 @@ #ifndef _ASM_SH_PROCESSOR_H_ #define _ASM_SH_PROCESSOR_H_ -#if defined(CONFIG_SH2) || \ - defined (CONFIG_SH2A) +#if defined(CONFIG_SH2) # include <asm/cpu_sh2.h> -#elif defined (CONFIG_SH3) +#elif defined(CONFIG_SH3) # include <asm/cpu_sh3.h> -#elif defined (CONFIG_SH4) || \ - defined (CONFIG_SH4A) +#elif defined(CONFIG_SH4) # include <asm/cpu_sh4.h> #endif #endif diff --git a/arch/sh/lib/time_sh2.c b/arch/sh/lib/time_sh2.c index be3896c3e..4b1f47b6a 100644 --- a/arch/sh/lib/time_sh2.c +++ b/arch/sh/lib/time_sh2.c @@ -84,5 +84,5 @@ void __udelay(unsigned long usec) unsigned long get_tbclk(void) { - return CONFIG_SYS_HZ; + return CONFIG_SH_CMT_CLK_FREQ; } |