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-rw-r--r--drivers/video/ati_radeon_fb.c317
-rw-r--r--include/radeon.h4
2 files changed, 307 insertions, 14 deletions
diff --git a/drivers/video/ati_radeon_fb.c b/drivers/video/ati_radeon_fb.c
index 0bdaa1c04..351bed0b1 100644
--- a/drivers/video/ati_radeon_fb.c
+++ b/drivers/video/ati_radeon_fb.c
@@ -44,6 +44,7 @@
#include <asm/io.h>
#include <malloc.h>
#include <video_fb.h>
+#include "videomodes.h"
#include <radeon.h>
#include "ati_ids.h"
@@ -65,6 +66,21 @@
#define MAX_MAPPED_VRAM (2048*2048*4)
#define MIN_MAPPED_VRAM (1024*768*1)
+#define RADEON_BUFFER_ALIGN 0x00000fff
+#define SURF_UPPER_BOUND(x,y,bpp) (((((x) * (((y) + 15) & ~15) * (bpp)/8) + RADEON_BUFFER_ALIGN) \
+ & ~RADEON_BUFFER_ALIGN) - 1)
+#define RADEON_CRT_PITCH(width, bpp) ((((width) * (bpp) + ((bpp) * 8 - 1)) / ((bpp) * 8)) | \
+ ((((width) * (bpp) + ((bpp) * 8 - 1)) / ((bpp) * 8)) << 16))
+
+#define CRTC_H_TOTAL_DISP_VAL(htotal, hdisp) \
+ (((((htotal) / 8) - 1) & 0x3ff) | (((((hdisp) / 8) - 1) & 0x1ff) << 16))
+#define CRTC_HSYNC_STRT_WID_VAL(hsync_srtr, hsync_wid) \
+ (((hsync_srtr) & 0x1fff) | (((hsync_wid) & 0x3f) << 16))
+#define CRTC_V_TOTAL_DISP_VAL(vtotal, vdisp) \
+ ((((vtotal) - 1) & 0xffff) | (((vdisp) - 1) << 16))
+#define CRTC_VSYNC_STRT_WID_VAL(vsync_srtr, vsync_wid) \
+ ((((vsync_srtr) - 1) & 0xfff) | (((vsync_wid) & 0x1f) << 16))
+
/*#define PCI_VENDOR_ID_ATI*/
#define PCI_CHIP_RV280_5960 0x5960
#define PCI_CHIP_RV280_5961 0x5961
@@ -350,6 +366,204 @@ void radeon_setmode(void)
radeon_write_pll_regs(rinfo, mode);
}
+static void set_pal(void)
+{
+ int idx, val = 0;
+
+ for (idx = 0; idx < 256; idx++) {
+ OUTREG8(PALETTE_INDEX, idx);
+ OUTREG(PALETTE_DATA, val);
+ val += 0x00010101;
+ }
+}
+
+void radeon_setmode_9200(int vesa_idx, int bpp)
+{
+ struct radeon_regs *mode = malloc(sizeof(struct radeon_regs));
+
+ mode->crtc_gen_cntl = CRTC_EN | CRTC_EXT_DISP_EN;
+ mode->crtc_ext_cntl = VGA_ATI_LINEAR | XCRT_CNT_EN | CRTC_CRT_ON;
+ mode->dac_cntl = DAC_MASK_ALL | DAC_VGA_ADR_EN | DAC_8BIT_EN;
+ mode->crtc_offset_cntl = CRTC_OFFSET_CNTL__CRTC_TILE_EN;
+
+ switch (bpp) {
+ case 24:
+ mode->crtc_gen_cntl |= 0x6 << 8; /* x888 */
+#if defined(__BIG_ENDIAN)
+ mode->surface_cntl = NONSURF_AP0_SWP_32BPP | NONSURF_AP1_SWP_32BPP;
+ mode->surf_info[0] = NONSURF_AP0_SWP_32BPP | NONSURF_AP1_SWP_32BPP;
+#endif
+ break;
+ case 16:
+ mode->crtc_gen_cntl |= 0x4 << 8; /* 565 */
+#if defined(__BIG_ENDIAN)
+ mode->surface_cntl = NONSURF_AP0_SWP_16BPP | NONSURF_AP1_SWP_16BPP;
+ mode->surf_info[0] = NONSURF_AP0_SWP_16BPP | NONSURF_AP1_SWP_16BPP;
+#endif
+ break;
+ default:
+ mode->crtc_gen_cntl |= 0x2 << 8; /* palette */
+ mode->surface_cntl = 0x00000000;
+ break;
+ }
+
+ switch (vesa_idx) {
+ case RES_MODE_1280x1024:
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(1688,1280);
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(1066,1024);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(1025,3);
+#if defined(CONFIG_RADEON_VREFRESH_75HZ)
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(1288,18);
+ mode->ppll_div_3 = 0x00010078;
+#else /* default @ 60 Hz */
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(1320,14);
+ mode->ppll_div_3 = 0x00010060;
+#endif
+ /*
+ * for this mode pitch expands to the same value for 32, 16 and 8 bpp,
+ * so we set it here once only.
+ */
+ mode->crtc_pitch = RADEON_CRT_PITCH(1280,32);
+ switch (bpp) {
+ case 24:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (1280 * 4 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1280,1024,32);
+ break;
+ case 16:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (1280 * 2 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1280,1024,16);
+ break;
+ default: /* 8 bpp */
+ mode->surf_info[0] = R200_SURF_TILE_COLOR_MACRO | (1280 * 1 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1280,1024,8);
+ break;
+ }
+ break;
+ case RES_MODE_1024x768:
+#if defined(CONFIG_RADEON_VREFRESH_75HZ)
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(1312,1024);
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(1032,12);
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(800,768);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(769,3);
+ mode->ppll_div_3 = 0x0002008c;
+#else /* @ 60 Hz */
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(1344,1024);
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(1040,17) | CRTC_H_SYNC_POL;
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(806,768);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(771,6) | CRTC_V_SYNC_POL;
+ mode->ppll_div_3 = 0x00020074;
+#endif
+ /* also same pitch value for 32, 16 and 8 bpp */
+ mode->crtc_pitch = RADEON_CRT_PITCH(1024,32);
+ switch (bpp) {
+ case 24:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (1024 * 4 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1024,768,32);
+ break;
+ case 16:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (1024 * 2 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1024,768,16);
+ break;
+ default: /* 8 bpp */
+ mode->surf_info[0] = R200_SURF_TILE_COLOR_MACRO | (1024 * 1 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1024,768,8);
+ break;
+ }
+ break;
+ case RES_MODE_800x600:
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(1056,800);
+#if defined(CONFIG_RADEON_VREFRESH_75HZ)
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(808,10);
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(625,600);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(601,3);
+ mode->ppll_div_3 = 0x000300b0;
+#else /* @ 60 Hz */
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(832,16);
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(628,600);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(601,4);
+ mode->ppll_div_3 = 0x0003008e;
+#endif
+ switch (bpp) {
+ case 24:
+ mode->crtc_pitch = RADEON_CRT_PITCH(832,32);
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (832 * 4 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(832,600,32);
+ break;
+ case 16:
+ mode->crtc_pitch = RADEON_CRT_PITCH(896,16);
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (896 * 2 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(896,600,16);
+ break;
+ default: /* 8 bpp */
+ mode->crtc_pitch = RADEON_CRT_PITCH(1024,8);
+ mode->surf_info[0] = R200_SURF_TILE_COLOR_MACRO | (1024 * 1 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(1024,600,8);
+ break;
+ }
+ break;
+ default: /* RES_MODE_640x480 */
+#if defined(CONFIG_RADEON_VREFRESH_75HZ)
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(840,640);
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(648,8) | CRTC_H_SYNC_POL;
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(500,480);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(481,3) | CRTC_V_SYNC_POL;
+ mode->ppll_div_3 = 0x00030070;
+#else /* @ 60 Hz */
+ mode->crtc_h_total_disp = CRTC_H_TOTAL_DISP_VAL(800,640);
+ mode->crtc_h_sync_strt_wid = CRTC_HSYNC_STRT_WID_VAL(674,12) | CRTC_H_SYNC_POL;
+ mode->crtc_v_total_disp = CRTC_V_TOTAL_DISP_VAL(525,480);
+ mode->crtc_v_sync_strt_wid = CRTC_VSYNC_STRT_WID_VAL(491,2) | CRTC_V_SYNC_POL;
+ mode->ppll_div_3 = 0x00030059;
+#endif
+ /* also same pitch value for 32, 16 and 8 bpp */
+ mode->crtc_pitch = RADEON_CRT_PITCH(640,32);
+ switch (bpp) {
+ case 24:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (640 * 4 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(640,480,32);
+ break;
+ case 16:
+ mode->surf_info[0] |= R200_SURF_TILE_COLOR_MACRO | (640 * 2 / 16);
+ mode->surf_upper_bound[0] = SURF_UPPER_BOUND(640,480,16);
+ break;
+ default: /* 8 bpp */
+ mode->crtc_offset_cntl = 0x00000000;
+ break;
+ }
+ break;
+ }
+
+ OUTREG(CRTC_GEN_CNTL, mode->crtc_gen_cntl | CRTC_DISP_REQ_EN_B);
+ OUTREGP(CRTC_EXT_CNTL, mode->crtc_ext_cntl,
+ (CRTC_HSYNC_DIS | CRTC_VSYNC_DIS | CRTC_DISPLAY_DIS));
+ OUTREGP(DAC_CNTL, mode->dac_cntl, DAC_RANGE_CNTL | DAC_BLANKING);
+ OUTREG(CRTC_H_TOTAL_DISP, mode->crtc_h_total_disp);
+ OUTREG(CRTC_H_SYNC_STRT_WID, mode->crtc_h_sync_strt_wid);
+ OUTREG(CRTC_V_TOTAL_DISP, mode->crtc_v_total_disp);
+ OUTREG(CRTC_V_SYNC_STRT_WID, mode->crtc_v_sync_strt_wid);
+ OUTREG(CRTC_OFFSET, 0);
+ OUTREG(CRTC_OFFSET_CNTL, mode->crtc_offset_cntl);
+ OUTREG(CRTC_PITCH, mode->crtc_pitch);
+ OUTREG(CRTC_GEN_CNTL, mode->crtc_gen_cntl);
+
+ mode->clk_cntl_index = 0x300;
+ mode->ppll_ref_div = 0xc;
+
+ radeon_write_pll_regs(rinfo, mode);
+
+ OUTREGP(CRTC_EXT_CNTL, mode->crtc_ext_cntl,
+ ~(CRTC_HSYNC_DIS | CRTC_VSYNC_DIS | CRTC_DISPLAY_DIS));
+ OUTREG(SURFACE0_INFO, mode->surf_info[0]);
+ OUTREG(SURFACE0_LOWER_BOUND, 0);
+ OUTREG(SURFACE0_UPPER_BOUND, mode->surf_upper_bound[0]);
+ OUTREG(SURFACE_CNTL, mode->surface_cntl);
+
+ if (bpp > 8)
+ set_pal();
+
+ free(mode);
+}
+
#include "../bios_emulator/include/biosemu.h"
extern int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo ** pVGAInfo, int cleanUp);
@@ -421,29 +635,101 @@ GraphicDevice ctfb;
void *video_hw_init(void)
{
GraphicDevice *pGD = (GraphicDevice *) & ctfb;
- int i;
u32 *vm;
+ char *penv;
+ unsigned long t1, hsynch, vsynch;
+ int bits_per_pixel, i, tmp, vesa_idx = 0, videomode;
+ struct ctfb_res_modes *res_mode;
+ struct ctfb_res_modes var_mode;
rinfo = malloc(sizeof(struct radeonfb_info));
+ printf("Video: ");
if(radeon_probe(rinfo)) {
printf("No radeon video card found!\n");
return NULL;
}
+ tmp = 0;
+
+ videomode = CFG_DEFAULT_VIDEO_MODE;
+ /* get video mode via environment */
+ if ((penv = getenv ("videomode")) != NULL) {
+ /* deceide if it is a string */
+ if (penv[0] <= '9') {
+ videomode = (int) simple_strtoul (penv, NULL, 16);
+ tmp = 1;
+ }
+ } else {
+ tmp = 1;
+ }
+ if (tmp) {
+ /* parameter are vesa modes */
+ /* search params */
+ for (i = 0; i < VESA_MODES_COUNT; i++) {
+ if (vesa_modes[i].vesanr == videomode)
+ break;
+ }
+ if (i == VESA_MODES_COUNT) {
+ printf ("no VESA Mode found, switching to mode 0x%x ", CFG_DEFAULT_VIDEO_MODE);
+ i = 0;
+ }
+ res_mode = (struct ctfb_res_modes *) &res_mode_init[vesa_modes[i].resindex];
+ bits_per_pixel = vesa_modes[i].bits_per_pixel;
+ vesa_idx = vesa_modes[i].resindex;
+ } else {
+ res_mode = (struct ctfb_res_modes *) &var_mode;
+ bits_per_pixel = video_get_params (res_mode, penv);
+ }
+
+ /* calculate hsynch and vsynch freq (info only) */
+ t1 = (res_mode->left_margin + res_mode->xres +
+ res_mode->right_margin + res_mode->hsync_len) / 8;
+ t1 *= 8;
+ t1 *= res_mode->pixclock;
+ t1 /= 1000;
+ hsynch = 1000000000L / t1;
+ t1 *= (res_mode->upper_margin + res_mode->yres +
+ res_mode->lower_margin + res_mode->vsync_len);
+ t1 /= 1000;
+ vsynch = 1000000000L / t1;
+
/* fill in Graphic device struct */
- sprintf (pGD->modeIdent, "%dx%dx%d %ldkHz %ldHz", 640,
- 480, 16, (1000 / 1000),
- (2000 / 1000));
+ sprintf (pGD->modeIdent, "%dx%dx%d %ldkHz %ldHz", res_mode->xres,
+ res_mode->yres, bits_per_pixel, (hsynch / 1000),
+ (vsynch / 1000));
printf ("%s\n", pGD->modeIdent);
+ pGD->winSizeX = res_mode->xres;
+ pGD->winSizeY = res_mode->yres;
+ pGD->plnSizeX = res_mode->xres;
+ pGD->plnSizeY = res_mode->yres;
- pGD->winSizeX = 640;
- pGD->winSizeY = 480;
- pGD->plnSizeX = 640;
- pGD->plnSizeY = 480;
-
- pGD->gdfBytesPP = 1;
- pGD->gdfIndex = GDF__8BIT_INDEX;
+ switch (bits_per_pixel) {
+ case 24:
+ pGD->gdfBytesPP = 4;
+ pGD->gdfIndex = GDF_32BIT_X888RGB;
+ if (res_mode->xres == 800) {
+ pGD->winSizeX = 832;
+ pGD->plnSizeX = 832;
+ }
+ break;
+ case 16:
+ pGD->gdfBytesPP = 2;
+ pGD->gdfIndex = GDF_16BIT_565RGB;
+ if (res_mode->xres == 800) {
+ pGD->winSizeX = 896;
+ pGD->plnSizeX = 896;
+ }
+ break;
+ default:
+ if (res_mode->xres == 800) {
+ pGD->winSizeX = 1024;
+ pGD->plnSizeX = 1024;
+ }
+ pGD->gdfBytesPP = 1;
+ pGD->gdfIndex = GDF__8BIT_INDEX;
+ break;
+ }
pGD->isaBase = CFG_ISA_IO_BASE_ADDRESS;
pGD->pciBase = rinfo->fb_base_phys;
@@ -464,14 +750,17 @@ void *video_hw_init(void)
pGD->cprBase = rinfo->fb_base_phys; /* Dummy */
/* set up Hardware */
- /* Clear video memory */
- i = pGD->memSize / 4;
+ /* Clear video memory (only visible screen area) */
+ i = pGD->winSizeX * pGD->winSizeY * pGD->gdfBytesPP / 4;
vm = (unsigned int *) pGD->pciBase;
while (i--)
*vm++ = 0;
/*SetDrawingEngine (bits_per_pixel);*/
- radeon_setmode();
+ if (rinfo->family == CHIP_FAMILY_RV280)
+ radeon_setmode_9200(vesa_idx, bits_per_pixel);
+ else
+ radeon_setmode();
return ((void *) pGD);
}
diff --git a/include/radeon.h b/include/radeon.h
index 3d11b0572..35875f177 100644
--- a/include/radeon.h
+++ b/include/radeon.h
@@ -154,8 +154,10 @@
#define PALETTE_30_DATA 0x00B8
#define CRTC_H_TOTAL_DISP 0x0200
#define CRTC_H_SYNC_STRT_WID 0x0204
+#define CRTC_H_SYNC_POL (1 << 23)
#define CRTC_V_TOTAL_DISP 0x0208
#define CRTC_V_SYNC_STRT_WID 0x020C
+#define CRTC_V_SYNC_POL (1 << 23)
#define CRTC_VLINE_CRNT_VLINE 0x0210
#define CRTC_CRNT_FRAME 0x0214
#define CRTC_GUI_TRIG_VLINE 0x0218
@@ -749,6 +751,8 @@
#define NONSURF_AP1_SWP_16BPP (1 << 22)
#define NONSURF_AP1_SWP_32BPP (1 << 23)
+#define R200_SURF_TILE_COLOR_MACRO (1 << 16)
+
/* DEFAULT_SC_BOTTOM_RIGHT bit constants */
#define DEFAULT_SC_RIGHT_MAX (0x1fff << 0)
#define DEFAULT_SC_BOTTOM_MAX (0x1fff << 16)
generated by cgit v1.2.3-70-g09d2 (git 2.51.2) at 2025-10-31 09:19:04 +0000