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path: root/board/esd/pci405/cmd_pci405.c
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Diffstat (limited to 'board/esd/pci405/cmd_pci405.c')
-rw-r--r--board/esd/pci405/cmd_pci405.c871
1 files changed, 0 insertions, 871 deletions
diff --git a/board/esd/pci405/cmd_pci405.c b/board/esd/pci405/cmd_pci405.c
index 5c717e253..f558a2bc6 100644
--- a/board/esd/pci405/cmd_pci405.c
+++ b/board/esd/pci405/cmd_pci405.c
@@ -32,13 +32,9 @@
#include "pci405.h"
-
#if defined(CONFIG_CMD_BSP)
extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
-extern int do_bootvx (cmd_tbl_t *, int, int, char *[]);
-unsigned long get_dcr(unsigned short);
-
/*
* Command loadpci: wait for signal from host and boot image.
@@ -97,33 +93,6 @@ int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
} else {
sprintf(addr, "%08x", *ptr);
-#if 0
- /*
- * Boot image
- */
- if (*ptr & 0x00000001) {
- /*
- * Boot VxWorks image via bootvx
- */
- addr[strlen(addr)-1] = '0';
- printf("\nBooting VxWorks-Image at addr 0x%s ...\n", addr);
- setenv("loadaddr", addr);
-
- local_args[0] = argv[0];
- local_args[1] = NULL;
- status = do_bootvx (cmdtp, 0, 1, local_args);
- } else {
- /*
- * Boot image via bootm (normally Linux)
- */
- printf("\nBooting Image at addr 0x%s ...\n", addr);
- setenv("loadaddr", addr);
-
- local_args[0] = argv[0];
- local_args[1] = NULL;
- status = do_bootm (cmdtp, 0, 1, local_args);
- }
-#else
/*
* Boot image via bootm
*/
@@ -133,7 +102,6 @@ int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
local_args[0] = argv[0];
local_args[1] = NULL;
status = do_bootm (cmdtp, 0, 1, local_args);
-#endif
}
return 0;
@@ -143,843 +111,4 @@ U_BOOT_CMD(
"loadpci - Wait for pci-image and boot it\n",
NULL
);
-
-#endif
-
-#if 1 /* test-only */
-int do_getpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int val;
- int i;
-
- printf("\nPCI Configuration Regs for PPC405GP:");
- for (i=0; i<0x64; i+=4) {
- pci_read_config_dword(PCIDEVID_405GP, i, &val);
- if (!(i % 0x10)) {
- printf("\n%02x: ", i);
- }
- printf("%08x ", val);
- }
- printf("\n");
-
- return 0;
-}
-U_BOOT_CMD(
- getpci, 1, 1, do_getpci,
- "getpci - Print own pci configuration registers\n",
- NULL
-);
-
-int do_setpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int val;
-
- addr = simple_strtol (argv[1], NULL, 16);
- val = simple_strtol (argv[2], NULL, 16);
-
- printf("\nWriting %08x to PCI reg %08x.\n", val, addr);
- pci_write_config_dword(PCIDEVID_405GP, addr, val);
-
- return 0;
-}
-U_BOOT_CMD(
- setpci, 3, 1, do_setpci,
- "setpci - Set one pci configuration lword\n",
- "<addr> <val>\n"
- " - Write pci configuration lword <val> to <addr>.\n"
-);
-
-int do_dumpdcr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- int i;
-
- printf("\nDevice Configuration Registers (DCR's) for PPC405GP:");
- for (i=0; i<=0x1e0; i++) {
- if (!(i % 0x8)) {
- printf("\n%04x ", i);
- }
- printf("%08lx ", get_dcr(i));
- }
- printf("\n");
-
- return 0;
-}
-U_BOOT_CMD(
- dumpdcr, 1, 1, do_dumpdcr,
- "dumpdcr - Dump all DCR registers\n",
- NULL
-);
-
-
-int do_dumpspr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- printf("\nSpecial Purpose Registers (SPR's) for PPC405GP:");
- printf("\n%04x %08x ", 947, mfspr(947));
- printf("\n%04x %08x ", 9, mfspr(9));
- printf("\n%04x %08x ", 1014, mfspr(1014));
- printf("\n%04x %08x ", 1015, mfspr(1015));
- printf("\n%04x %08x ", 1010, mfspr(1010));
- printf("\n%04x %08x ", 957, mfspr(957));
- printf("\n%04x %08x ", 1008, mfspr(1008));
- printf("\n%04x %08x ", 1018, mfspr(1018));
- printf("\n%04x %08x ", 954, mfspr(954));
- printf("\n%04x %08x ", 950, mfspr(950));
- printf("\n%04x %08x ", 951, mfspr(951));
- printf("\n%04x %08x ", 981, mfspr(981));
- printf("\n%04x %08x ", 980, mfspr(980));
- printf("\n%04x %08x ", 982, mfspr(982));
- printf("\n%04x %08x ", 1012, mfspr(1012));
- printf("\n%04x %08x ", 1013, mfspr(1013));
- printf("\n%04x %08x ", 948, mfspr(948));
- printf("\n%04x %08x ", 949, mfspr(949));
- printf("\n%04x %08x ", 1019, mfspr(1019));
- printf("\n%04x %08x ", 979, mfspr(979));
- printf("\n%04x %08x ", 8, mfspr(8));
- printf("\n%04x %08x ", 945, mfspr(945));
- printf("\n%04x %08x ", 987, mfspr(987));
- printf("\n%04x %08x ", 287, mfspr(287));
- printf("\n%04x %08x ", 953, mfspr(953));
- printf("\n%04x %08x ", 955, mfspr(955));
- printf("\n%04x %08x ", 272, mfspr(272));
- printf("\n%04x %08x ", 273, mfspr(273));
- printf("\n%04x %08x ", 274, mfspr(274));
- printf("\n%04x %08x ", 275, mfspr(275));
- printf("\n%04x %08x ", 260, mfspr(260));
- printf("\n%04x %08x ", 276, mfspr(276));
- printf("\n%04x %08x ", 261, mfspr(261));
- printf("\n%04x %08x ", 277, mfspr(277));
- printf("\n%04x %08x ", 262, mfspr(262));
- printf("\n%04x %08x ", 278, mfspr(278));
- printf("\n%04x %08x ", 263, mfspr(263));
- printf("\n%04x %08x ", 279, mfspr(279));
- printf("\n%04x %08x ", 26, mfspr(26));
- printf("\n%04x %08x ", 27, mfspr(27));
- printf("\n%04x %08x ", 990, mfspr(990));
- printf("\n%04x %08x ", 991, mfspr(991));
- printf("\n%04x %08x ", 956, mfspr(956));
- printf("\n%04x %08x ", 284, mfspr(284));
- printf("\n%04x %08x ", 285, mfspr(285));
- printf("\n%04x %08x ", 986, mfspr(986));
- printf("\n%04x %08x ", 984, mfspr(984));
- printf("\n%04x %08x ", 256, mfspr(256));
- printf("\n%04x %08x ", 1, mfspr(1));
- printf("\n%04x %08x ", 944, mfspr(944));
- printf("\n");
-
- return 0;
-}
-U_BOOT_CMD(
- dumpspr, 1, 1, do_dumpspr,
- "dumpspr - Dump all SPR registers\n",
- NULL
-);
-
-
-#define PCI0_BRDGOPT1 0x4a
-#define plb0_acr 0x87
-
-int do_getplb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned short val;
-
- printf("PLB0_ACR=%08lx\n", get_dcr(0x87));
- pci_read_config_word(PCIDEVID_405GP, PCI0_BRDGOPT1, &val);
- printf("PCI0_BRDGOPT1=%04x\n", val);
- printf("CCR0=%08x\n", mfspr(ccr0));
-
- return 0;
-}
-U_BOOT_CMD(
- getplb, 1, 1, do_getplb,
- "getplb - Dump all plb arbiter registers\n",
- NULL
-);
-
-int do_setplb(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int my_acr;
- unsigned int my_brdgopt1;
- unsigned int my_ccr0;
-
- my_acr = simple_strtol (argv[1], NULL, 16);
- my_brdgopt1 = simple_strtol (argv[2], NULL, 16);
- my_ccr0 = simple_strtol (argv[3], NULL, 16);
-
- mtdcr(plb0_acr, my_acr);
- pci_write_config_word(PCIDEVID_405GP, PCI0_BRDGOPT1, my_brdgopt1);
- mtspr(ccr0, my_ccr0);
-
- return 0;
-}
-U_BOOT_CMD(
- setplb, 4, 1, do_setplb,
- "setplb - Set all plb arbiter registers\n",
- "PLB0_ACR PCI0_BRDGOPT1 CCR0\n"
- " - Set all plb arbiter registers\n"
-);
-
-
-/***********************************************************************
- *
- * The following code is only for test purposes!!!!
- * Please ignore this ugly stuff!!!!!!!!!!!!!!!!!!!
- *
- ***********************************************************************/
-
-#define PCI_ADDR 0xc0000000
-
-int do_writepci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int size;
- unsigned int countmax;
- int i;
- int max;
- volatile unsigned long *ptr;
- volatile unsigned long val;
- int loopcount = 0;
- int test_pci_read = 0;
- int test_pci_cfg_write = 0;
- int test_sync = 0;
- int test_pci_pre_read = 0;
-
- addr = simple_strtol (argv[1], NULL, 16);
- size = simple_strtol (argv[2], NULL, 16);
- countmax = simple_strtol (argv[3], NULL, 16);
- if (countmax == 0)
- countmax = 1000;
-
- do_getplb(NULL, 0, 0, NULL);
-
-#if 0
- out32r(PMM0LA, 0);
- out32r(PMM0PCILA, 0);
- out32r(PMM0PCIHA, 0);
- out32r(PMM0MA, 0);
- out32r(PMM1LA, PCI_ADDR);
- out32r(PMM1PCILA, addr & 0xff000000);
- out32r(PMM1PCIHA, 0x00000000);
- out32r(PMM1MA, 0xff000001);
-#endif
-
- printf("PMM1LA =%08lx\n", in32r(PMM1LA));
- printf("PMM1MA =%08lx\n", in32r(PMM1MA));
- printf("PMM1PCILA =%08lx\n", in32r(PMM1PCILA));
- printf("PMM1PCIHA =%08lx\n", in32r(PMM1PCIHA));
-
- addr = PCI_ADDR | (addr & 0x00ffffff);
- printf("\nWriting at addr %08x, size %08x (countmax=%x)\n", addr, size, countmax);
-
- max = size >> 2;
-
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- val = *(ulong *)0x00000000;
- if (val & 0x00000008) {
- test_pci_pre_read = 1;
- printf("Running test with pre pci-memory-read access!\n");
- }
- if (val & 0x00000004) {
- test_sync = 1;
- printf("Running test with sync instruction!\n");
- }
- if (val & 0x00000001) {
- test_pci_read = 1;
- printf("Running test with pci-memory-read access!\n");
- }
- if (val & 0x00000002) {
- test_pci_cfg_write = 1;
- printf("Running test with pci-config-write access!\n");
- }
-
- while (1) {
-
- if (test_pci_pre_read) {
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
- }
-
- /*
- * Write some values to host via pci busmastering
- */
- ptr = (volatile unsigned long *)addr;
- for (i=0; i<max; i++) {
- *ptr++ = i;
- }
-
- if (test_sync) {
- /*
- * Sync previous writes
- */
- ppcSync();
- }
-
- if (test_pci_read) {
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
- }
-
- if (test_pci_cfg_write) {
- /*
- * Generate IRQ to host via config regs
- */
- pci_write_config_byte(PCIDEVID_405GP, 0x44, 0x00);
- }
-
- if (loopcount++ > countmax) {
- /* Abort if ctrl-c was pressed */
- if (ctrlc()) {
- puts("\nAbort\n");
- return 0;
- }
-
- putc('.');
-
- loopcount = 0;
- }
- }
-
- return 0;
-}
-U_BOOT_CMD(
- writepci, 4, 1, do_writepci,
- "writepci - Write some data to pcibus\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-#define PCI_CFGADDR 0xeec00000
-#define PCI_CFGDATA 0xeec00004
-
-int ibmPciConfigWrite
-(
- int offset, /* offset into the configuration space */
- int width, /* data width */
- unsigned int data /* data to be written */
- )
-{
- /*
- * Write config register address to the PCI config address register
- * bit 31 must be 1 and bits 1:0 must be 0 (note LE bit notation)
- */
- out32r(PCI_CFGADDR, 0x80000000 | (offset & 0xFFFFFFFC));
-
-#if 0 /* test-only */
- ppcSync();
-#endif
-
- /*
- * Write value to be written to the PCI config data register
- */
- switch ( width ) {
- case 1: out32r(PCI_CFGDATA | (offset & 0x3), (unsigned char)(data & 0xFF));
- break;
- case 2: out32r(PCI_CFGDATA | (offset & 0x3), (unsigned short)(data & 0xFFFF));
- break;
- case 4: out32r(PCI_CFGDATA | (offset & 0x3), data);
- break;
- }
-
- return (0);
-}
-
-int do_writepci2(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int size;
- unsigned int countmax;
- int max;
- volatile unsigned long *ptr;
- volatile unsigned long val;
- int loopcount = 0;
-
- addr = simple_strtol (argv[1], NULL, 16);
- size = simple_strtol (argv[2], NULL, 16);
- countmax = simple_strtol (argv[3], NULL, 16);
- if (countmax == 0)
- countmax = 1000;
-
- do_getplb(NULL, 0, 0, NULL);
-
-#if 0
- out32r(PMM0LA, 0);
- out32r(PMM0PCILA, 0);
- out32r(PMM0PCIHA, 0);
- out32r(PMM0MA, 0);
- out32r(PMM1LA, PCI_ADDR);
- out32r(PMM1PCILA, addr & 0xff000000);
- out32r(PMM1PCIHA, 0x00000000);
- out32r(PMM1MA, 0xff000001);
-#endif
-
- printf("PMM1LA =%08lx\n", in32r(PMM1LA));
- printf("PMM1MA =%08lx\n", in32r(PMM1MA));
- printf("PMM1PCILA =%08lx\n", in32r(PMM1PCILA));
- printf("PMM1PCIHA =%08lx\n", in32r(PMM1PCIHA));
-
- addr = PCI_ADDR | (addr & 0x00ffffff);
- printf("\nWriting at addr %08x, size %08x (countmax=%x)\n", addr, size, countmax);
-
- max = size >> 2;
-
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- while (1) {
-
- /*
- * Write one values to host via pci busmastering
- */
- ptr = (volatile unsigned long *)addr;
- *ptr = 0x01234567;
-
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
-
- /*
- * One pci config write
- */
-/* pci_write_config_byte(PCIDEVID_405GP, 0x44, 0x00); */
-/* ibmPciConfigWrite(0x44, 1, 0x00); */
- ibmPciConfigWrite(0x2e, 2, 0x1234); /* subsystem id */
-
- if (loopcount++ > countmax) {
- /* Abort if ctrl-c was pressed */
- if (ctrlc()) {
- puts("\nAbort\n");
- return 0;
- }
-
- putc('.');
-
- loopcount = 0;
- }
- }
-
- return 0;
-}
-U_BOOT_CMD(
- writepci2, 4, 1, do_writepci2,
- "writepci2- Write some data to pcibus\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_writepci22(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int size;
- unsigned int countmax = 0;
- volatile unsigned long *ptr;
- volatile unsigned long val;
-
- addr = simple_strtol (argv[1], NULL, 16);
- size = simple_strtol (argv[2], NULL, 16);
-
- addr = PCI_ADDR | (addr & 0x00ffffff);
- printf("\nWriting at addr %08x, size %08x (countmax=%x)\n", addr, size, countmax);
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- while (1) {
-
- /*
- * Write one values to host via pci busmastering
- */
- ptr = (volatile unsigned long *)addr;
- *ptr = 0x01234567;
-
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
-
- /*
- * One pci config write
- */
- ibmPciConfigWrite(0x2e, 2, 0x1234); /* subsystem id */
- }
-
- return 0;
-}
-U_BOOT_CMD(
- writepci22, 4, 1, do_writepci22,
- "writepci22- Write some data to pcibus\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int ibmPciConfigWrite3
-(
- int offset, /* offset into the configuration space */
- int width, /* data width */
- unsigned int data /* data to be written */
- )
-{
- /*
- * Write config register address to the PCI config address register
- * bit 31 must be 1 and bits 1:0 must be 0 (note LE bit notation)
- */
- out32r(PCI_CFGADDR, 0x80000000 | (offset & 0xFFFFFFFC));
-
-#if 1 /* test-only */
- ppcSync();
-#endif
-
- /*
- * Write value to be written to the PCI config data register
- */
- switch ( width ) {
- case 1: out32r(PCI_CFGDATA | (offset & 0x3), (unsigned char)(data & 0xFF));
- break;
- case 2: out32r(PCI_CFGDATA | (offset & 0x3), (unsigned short)(data & 0xFFFF));
- break;
- case 4: out32r(PCI_CFGDATA | (offset & 0x3), data);
- break;
- }
-
- return (0);
-}
-
-int do_writepci3(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int size;
- unsigned int countmax;
- int max;
- volatile unsigned long *ptr;
- volatile unsigned long val;
- int loopcount = 0;
-
- addr = simple_strtol (argv[1], NULL, 16);
- size = simple_strtol (argv[2], NULL, 16);
- countmax = simple_strtol (argv[3], NULL, 16);
- if (countmax == 0)
- countmax = 1000;
-
- do_getplb(NULL, 0, 0, NULL);
-
-#if 0
- out32r(PMM0LA, 0);
- out32r(PMM0PCILA, 0);
- out32r(PMM0PCIHA, 0);
- out32r(PMM0MA, 0);
- out32r(PMM1LA, PCI_ADDR);
- out32r(PMM1PCILA, addr & 0xff000000);
- out32r(PMM1PCIHA, 0x00000000);
- out32r(PMM1MA, 0xff000001);
-#endif
-
- printf("PMM1LA =%08lx\n", in32r(PMM1LA));
- printf("PMM1MA =%08lx\n", in32r(PMM1MA));
- printf("PMM1PCILA =%08lx\n", in32r(PMM1PCILA));
- printf("PMM1PCIHA =%08lx\n", in32r(PMM1PCIHA));
-
- addr = PCI_ADDR | (addr & 0x00ffffff);
- printf("\nWriting at addr %08x, size %08x (countmax=%x)\n", addr, size, countmax);
-
- max = size >> 2;
-
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- while (1) {
-
- /*
- * Write one values to host via pci busmastering
- */
- ptr = (volatile unsigned long *)addr;
- *ptr = 0x01234567;
-
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
-
- /*
- * One pci config write
- */
-/* pci_write_config_byte(PCIDEVID_405GP, 0x44, 0x00); */
-/* ibmPciConfigWrite(0x44, 1, 0x00); */
- ibmPciConfigWrite3(0x2e, 2, 0x1234); /* subsystem id */
-
- if (loopcount++ > countmax) {
- /* Abort if ctrl-c was pressed */
- if (ctrlc()) {
- puts("\nAbort\n");
- return 0;
- }
-
- putc('.');
-
- loopcount = 0;
- }
- }
-
- return 0;
-}
-U_BOOT_CMD(
- writepci3, 4, 1, do_writepci3,
- "writepci3- Write some data to pcibus\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-
-#define SECTOR_SIZE 32 /* 32 byte cache line */
-#define SECTOR_MASK 0x1F
-
-void my_flush_dcache(ulong lcl_addr, ulong count)
-{
- unsigned int lcl_target;
-
- /* promote to nearest cache sector */
- lcl_target = (lcl_addr + count + SECTOR_SIZE - 1) & ~SECTOR_MASK;
- lcl_addr &= ~SECTOR_MASK;
- while (lcl_addr != lcl_target)
- {
- /* ppcDcbf((void *)lcl_addr);*/
- __asm__("dcbf 0,%0": :"r" (lcl_addr));
- lcl_addr += SECTOR_SIZE;
- }
- __asm__("sync"); /* Always flush prefetch queue in any case */
-}
-
-int do_writepci_cache(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int addr;
- unsigned int size;
- unsigned int countmax;
- int i;
- volatile unsigned long *ptr;
- volatile unsigned long val;
- int loopcount = 0;
-
- addr = simple_strtol (argv[1], NULL, 16);
- size = simple_strtol (argv[2], NULL, 16);
- countmax = simple_strtol (argv[3], NULL, 16);
- if (countmax == 0)
- countmax = 1000;
-
- do_getplb(NULL, 0, 0, NULL);
-
-#if 0
- out32r(PMM0LA, 0);
- out32r(PMM0PCILA, 0);
- out32r(PMM0PCIHA, 0);
- out32r(PMM0MA, 0);
- out32r(PMM1LA, PCI_ADDR);
- out32r(PMM1PCILA, addr & 0xff000000);
- out32r(PMM1PCIHA, 0x00000000);
- out32r(PMM1MA, 0xff000001);
-#endif
-
- printf("PMM1LA =%08lx\n", in32r(PMM1LA));
- printf("PMM1MA =%08lx\n", in32r(PMM1MA));
- printf("PMM1PCILA =%08lx\n", in32r(PMM1PCILA));
- printf("PMM1PCIHA =%08lx\n", in32r(PMM1PCIHA));
-
- addr = PCI_ADDR | (addr & 0x00ffffff);
- printf("\nWriting at addr %08x, size %08x (countmax=%x)\n", addr, size, countmax);
-
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- i = 0;
-
- /*
- * Set pci region as cachable
- */
- ppcSync();
- __asm__ volatile (" addis 4,0,0x0000 ");
- __asm__ volatile (" addi 4,4,0x0080 ");
- __asm__ volatile (" mtdccr 4 ");
- ppcSync();
-
- while (1) {
-
- /*
- * Write one values to host via pci busmastering
- */
- ptr = (volatile unsigned long *)addr;
- printf("A\n"); /* test-only */
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- *ptr++ = i++;
- printf("B\n"); /* test-only */
- my_flush_dcache(addr, 32);
- printf("C\n"); /* test-only */
-
- /*
- * Read one value back
- */
- ptr = (volatile unsigned long *)addr;
- val = *ptr;
- printf("D\n"); /* test-only */
-
- /*
- * One pci config write
- */
-/* pci_write_config_byte(PCIDEVID_405GP, 0x44, 0x00); */
-/* ibmPciConfigWrite(0x44, 1, 0x00); */
- ibmPciConfigWrite3(0x2e, 2, 0x1234); /* subsystem id */
- printf("E\n"); /* test-only */
-
- if (loopcount++ > countmax) {
- /* Abort if ctrl-c was pressed */
- if (ctrlc()) {
- puts("\nAbort\n");
- return 0;
- }
-
- putc('.');
-
- loopcount = 0;
- }
- }
-
- return 0;
-}
-U_BOOT_CMD(
- writepci_cache, 4, 1, do_writepci_cache,
- "writepci_cache - Write some data to pcibus\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_savepci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int *ptr;
- int i;
-
- /*
- * Save own pci configuration in PRAM
- */
- memset((char *)PCI_REGS_ADDR, 0, PCI_REGS_LEN);
- ptr = (unsigned int *)PCI_REGS_ADDR + 1;
- for (i=0; i<0x40; i+=4) {
- pci_read_config_dword(PCIDEVID_405GP, i, ptr++);
- }
- ptr = (unsigned int *)PCI_REGS_ADDR;
- *ptr = crc32(0, (uchar *)PCI_REGS_ADDR+4, PCI_REGS_LEN-4);
-
- printf("\nStoring PCI Configuration Regs...\n");
-
- return 0;
-}
-U_BOOT_CMD(
- savepci, 4, 1, do_savepci,
- "savepci - Save all pci regs\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_restorepci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- unsigned int *ptr;
- int i;
-
- /*
- * Rewrite pci config regs (only after soft-reset with magic set)
- */
- ptr = (unsigned int *)PCI_REGS_ADDR;
- if (crc32(0, (uchar *)PCI_REGS_ADDR+4, PCI_REGS_LEN-4) == *ptr) {
- puts("Restoring PCI Configurations Regs!\n");
- ptr = (unsigned int *)PCI_REGS_ADDR + 1;
- for (i=0; i<0x40; i+=4) {
- pci_write_config_dword(PCIDEVID_405GP, i, *ptr++);
- }
- }
- mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
-
- return 0;
-}
-U_BOOT_CMD(
- restorepci, 4, 1, do_restorepci,
- "restorepci - Restore all pci regs\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-
-extern void write_without_sync(void);
-extern void write_with_sync(void);
-extern void write_with_less_sync(void);
-extern void write_with_more_sync(void);
-
-/*
- * code from IBM-PPCSUPP
- */
-int do_writeibm1(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- write_without_sync();
-
- return 0;
-}
-U_BOOT_CMD(
- writeibm1, 4, 1, do_writeibm1,
- "writeibm1- Write some data to pcibus (without sync)\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_writeibm2(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- write_with_sync();
-
- return 0;
-}
-U_BOOT_CMD(
- writeibm2, 4, 1, do_writeibm2,
- "writeibm2- Write some data to pcibus (with sync)\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_writeibm22(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- write_with_less_sync();
-
- return 0;
-}
-U_BOOT_CMD(
- writeibm22, 4, 1, do_writeibm22,
- "writeibm22- Write some data to pcibus (with less sync)\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
-
-int do_writeibm3(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- pci_write_config_word(PCIDEVID_405GP, 0x04, 0x0106); /* write command reg */
-
- write_with_more_sync();
-
- return 0;
-}
-U_BOOT_CMD(
- writeibm3, 4, 1, do_writeibm3,
- "writeibm3- Write some data to pcibus (with more sync)\n",
- "<addr> <size>\n"
- " - Write some data to pcibus.\n"
-);
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 10:25:31 +0000