Adds ATI Radeon 9200 support for 1280x1024, 1024x768,
800x600, 640x480 at 24, 16 and 8 bpp. Hope this patch
won't screw up X300 and X700 support.

Signed-off-by: Anatolij Gustschin <[EMAIL PROTECTED]>
---
 drivers/video/ati_radeon_fb.c |  401 +++++++++++++++++++++++++++++++++++++++--
 1 files changed, 386 insertions(+), 15 deletions(-)

diff --git a/drivers/video/ati_radeon_fb.c b/drivers/video/ati_radeon_fb.c
index 0bdaa1c..740a360 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"
@@ -70,6 +71,7 @@
 #define PCI_CHIP_RV280_5961            0x5961
 #define PCI_CHIP_RV280_5962            0x5962
 #define PCI_CHIP_RV280_5964            0x5964
+#define PCI_CHIP_RV280_5C63            0x5C63
 #define PCI_CHIP_RV370_5B60            0x5B60
 #define PCI_CHIP_RV380_5657            0x5657
 #define PCI_CHIP_R420_554d             0x554d
@@ -79,6 +81,7 @@ static struct pci_device_id ati_radeon_pci_ids[] = {
        {PCI_VENDOR_ID_ATI, PCI_CHIP_RV280_5961},
        {PCI_VENDOR_ID_ATI, PCI_CHIP_RV280_5962},
        {PCI_VENDOR_ID_ATI, PCI_CHIP_RV280_5964},
+       {PCI_VENDOR_ID_ATI, PCI_CHIP_RV280_5C63},
        {PCI_VENDOR_ID_ATI, PCI_CHIP_RV370_5B60},
        {PCI_VENDOR_ID_ATI, PCI_CHIP_RV380_5657},
        {PCI_VENDOR_ID_ATI, PCI_CHIP_R420_554d},
@@ -90,12 +93,115 @@ static u16 ati_radeon_id_family_table[][2] = {
        {PCI_CHIP_RV280_5961, CHIP_FAMILY_RV280},
        {PCI_CHIP_RV280_5962, CHIP_FAMILY_RV280},
        {PCI_CHIP_RV280_5964, CHIP_FAMILY_RV280},
+       {PCI_CHIP_RV280_5C63, CHIP_FAMILY_RV280},
        {PCI_CHIP_RV370_5B60, CHIP_FAMILY_RV380},
        {PCI_CHIP_RV380_5657, CHIP_FAMILY_RV380},
        {PCI_CHIP_R420_554d,  CHIP_FAMILY_R420},
        {0, 0}
 };
 
+static struct {
+       unsigned char idx;
+       unsigned int val;
+} pal_16[] = {
+       {0x00, 0x00000000},
+       {0x00, 0x00000400},
+       {0x04, 0x00000400},
+       {0x08, 0x00080c08},
+       {0x08, 0x00080808},
+       {0x10, 0x00101410},
+       {0x0c, 0x00080c08},
+       {0x18, 0x00181c18},
+       {0x10, 0x00101010},
+       {0x20, 0x00202420},
+       {0x14, 0x00101410},
+       {0x28, 0x00292c29},
+       {0x18, 0x00181818},
+       {0x30, 0x00313431},
+       {0x1c, 0x00181c18},
+       {0x38, 0x00393c39},
+       {0x20, 0x00202020},
+       {0x40, 0x00414441},
+       {0x24, 0x00202420},
+       {0x48, 0x004a4c4a},
+       {0x28, 0x00292829},
+       {0x50, 0x00525552},
+       {0x2c, 0x00292c29},
+       {0x58, 0x005a5d5a},
+       {0x30, 0x00313031},
+       {0x60, 0x00626562},
+       {0x34, 0x00313431},
+       {0x68, 0x006a6d6a},
+       {0x38, 0x00393839},
+       {0x70, 0x00737573},
+       {0x3c, 0x00393c39},
+       {0x78, 0x007b7d7b},
+       {0x40, 0x00414041},
+       {0x80, 0x00838583},
+       {0x44, 0x00414441},
+       {0x88, 0x008b8d8b},
+       {0x48, 0x004a484a},
+       {0x90, 0x00949594},
+       {0x4c, 0x004a4c4a},
+       {0x98, 0x009c9d9c},
+       {0x50, 0x00525052},
+       {0xa0, 0x00a4a5a4},
+       {0x54, 0x00525552},
+       {0xa8, 0x00acaeac},
+       {0x58, 0x005a595a},
+       {0xb0, 0x00b4b6b4},
+       {0x5c, 0x005a5d5a},
+       {0xb8, 0x00bdbebd},
+       {0x60, 0x00626162},
+       {0xc0, 0x00c5c6c5},
+       {0x64, 0x00626562},
+       {0xc8, 0x00cdcecd},
+       {0x68, 0x006a696a},
+       {0xd0, 0x00d5d6d5},
+       {0x6c, 0x006a6d6a},
+       {0xd8, 0x00dedede},
+       {0x70, 0x00737173},
+       {0xe0, 0x00e6e6e6},
+       {0x74, 0x00737573},
+       {0xe8, 0x00eeeeee},
+       {0x78, 0x007b797b},
+       {0xf0, 0x00f6f6f6},
+       {0x7c, 0x007b7d7b},
+       {0xf8, 0x00ffffff},
+       {0x80, 0x00838183},
+       {0x84, 0x00838583},
+       {0x88, 0x008b898b},
+       {0x8c, 0x008b8d8b},
+       {0x90, 0x00949194},
+       {0x94, 0x00949594},
+       {0x98, 0x009c999c},
+       {0x9c, 0x009c9d9c},
+       {0xa0, 0x00a4a1a4},
+       {0xa4, 0x00a4a5a4},
+       {0xa8, 0x00acaaac},
+       {0xac, 0x00acaeac},
+       {0xb0, 0x00b4b2b4},
+       {0xb4, 0x00b4b6b4},
+       {0xb8, 0x00bdbabd},
+       {0xbc, 0x00bdbebd},
+       {0xc0, 0x00c5c2c5},
+       {0xc4, 0x00c5c6c5},
+       {0xc8, 0x00cdcacd},
+       {0xcc, 0x00cdcecd},
+       {0xd0, 0x00d5d2d5},
+       {0xd4, 0x00d5d6d5},
+       {0xd8, 0x00dedade},
+       {0xdc, 0x00dedede},
+       {0xe0, 0x00e6e2e6},
+       {0xe4, 0x00e6e6e6},
+       {0xe8, 0x00eeeaee},
+       {0xec, 0x00eeeeee},
+       {0xf0, 0x00f6f2f6},
+       {0xf4, 0x00f6f6f6},
+       {0xf8, 0x00fffaff},
+       {0xfc, 0x00ffffff},
+};
+
 u16 get_radeon_id_family(u16 device)
 {
        int i;
@@ -350,6 +456,196 @@ void radeon_setmode(void)
        radeon_write_pll_regs(rinfo, mode);
 }
 
+static void set_pal_16(void)
+{
+       int i;
+
+       for (i = 0; i < 96; i++) {
+               OUTREG8(PALETTE_INDEX, pal_16[i].idx);
+               OUTREG(PALETTE_DATA, pal_16[i].val);
+       }
+}
+
+static void set_pal_24(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));
+       unsigned long dp_gm_cntl;
+
+       mode->crtc_gen_cntl = 0x03000600;
+       mode->surface_cntl = 0x00a00000;
+       dp_gm_cntl = 0x100036d2;
+       mode->crtc_ext_cntl = 0x00008048;
+       mode->dac_cntl = 0xff002102;
+       mode->crtc_offset_cntl = 0x00008000;
+
+       if (bpp == 16) {
+               mode->crtc_gen_cntl = 0x03000400;
+               dp_gm_cntl = 0x100034d2;
+               mode->surface_cntl = 0x00500000;
+       } else if (bpp == 8) {
+               mode->crtc_gen_cntl = 0x03000200;
+               dp_gm_cntl = 0x100032d2;
+               mode->surface_cntl = 0x00000000;
+       }
+
+       if (vesa_idx == RES_MODE_640x480 && bpp == 8) {
+               mode->dac_cntl = 0xff002100;
+               mode->crtc_offset_cntl = 0x00000000;
+       }
+
+       switch (vesa_idx) {
+       case RES_MODE_1280x1024:
+#if 1 /* @ 60 Hz */
+               mode->crtc_h_total_disp = 0x009f00d2;
+               mode->crtc_h_sync_strt_wid = 0x000e0528;
+               mode->crtc_v_total_disp = 0x03ff0429;
+               mode->crtc_v_sync_strt_wid = 0x00030400;
+               mode->crtc_pitch = 0x00a000a0;
+               mode->ppll_div_3 = 0x00010060;
+#else /* @ 75 Hz */
+               mode->crtc_h_total_disp = 0x009f00d2;
+               mode->crtc_h_sync_strt_wid = 0x00120508;
+               mode->crtc_v_total_disp = 0x03ff0429;
+               mode->crtc_v_sync_strt_wid = 0x00030400;
+               mode->crtc_pitch = 0x00a000a0;
+               mode->ppll_div_3 = 0x00010078;
+#endif
+               switch (bpp) {
+               case 24:
+                       mode->surf_info[0] = 0x00a10140;
+                       mode->surf_upper_bound[0] = 0x004fffff;
+                       break;
+               case 16:
+                       mode->surf_info[0] = 0x005100a0;
+                       mode->surf_upper_bound[0] = 0x0027ffff;
+                       break;
+               default: /* 8 bpp */
+                       mode->surf_info[0] = 0x00010050;
+                       mode->surf_upper_bound[0] = 0x0013ffff;
+                       break;
+               }
+               break;
+       case RES_MODE_1024x768:
+#if 1 /* @ 60 Hz */
+               mode->crtc_h_total_disp = 0x007f00a7;
+               mode->crtc_h_sync_strt_wid = 0x00910410;
+               mode->crtc_v_total_disp = 0x02ff0325;
+               mode->crtc_v_sync_strt_wid = 0x00860302;
+               mode->crtc_pitch = 0x00800080;
+               mode->ppll_div_3 = 0x00020074;
+#else /* @ 75 Hz */
+               mode->crtc_h_total_disp = 0x007f00a3;
+               mode->crtc_h_sync_strt_wid = 0x000c0408;
+               mode->crtc_v_total_disp = 0x02ff031f;
+               mode->crtc_v_sync_strt_wid = 0x00030300;
+               mode->crtc_pitch = 0x00800080;
+               mode->ppll_div_3 = 0x0002008c;
+#endif
+               switch (bpp) {
+               case 24:
+                       mode->surf_info[0] = 0x00a10100;
+                       mode->surf_upper_bound[0] = 0x002fffff;
+                       break;
+               case 16:
+                       mode->surf_info[0] = 0x00510080;
+                       mode->surf_upper_bound[0] = 0x0017ffff;
+                       break;
+               default: /* 8 bpp */
+                       mode->surf_info[0] = 0x00010040;
+                       mode->surf_upper_bound[0] = 0x000bffff;
+                       break;
+               }
+               break;
+       case RES_MODE_800x600:
+               mode->crtc_h_total_disp = 0x00630083;
+               mode->crtc_h_sync_strt_wid = 0x00100340;
+               mode->crtc_v_total_disp = 0x02570273;
+               mode->crtc_v_sync_strt_wid = 0x00040258;
+               mode->ppll_div_3 = 0x0003008e;
+               switch (bpp) {
+               case 24:
+                       mode->crtc_pitch = 0x00680068;
+                       mode->surf_info[0] = 0x00a100d0;
+                       mode->surf_upper_bound[0] = 0x001edfff;
+                       break;
+               case 16:
+                       mode->crtc_pitch = 0x00700070;
+                       mode->surf_info[0] = 0x00510070;
+                       mode->surf_upper_bound[0] = 0x00109fff;
+                       break;
+               default: /* 8 bpp */
+                       mode->crtc_pitch = 0x00800080;
+                       mode->surf_info[0] = 0x00010040;
+                       mode->surf_upper_bound[0] = 0x00097fff;
+                       break;
+               }
+               break;
+       default: /* RES_MODE_640x480 */
+               mode->crtc_h_total_disp = 0x4f0063;
+               mode->crtc_h_sync_strt_wid = 0x8c02a2;
+               mode->crtc_v_total_disp = 0x01df020c;
+               mode->crtc_v_sync_strt_wid = 0x8201ea;
+               mode->crtc_pitch = 0x00500050;
+               mode->ppll_div_3 = 0x00030059;
+               switch (bpp) {
+               case 24:
+                       mode->surf_info[0] = 0x00a100a0;
+                       mode->surf_upper_bound[0] = 0x0012bfff;
+                       break;
+               case 16:
+                       mode->surf_info[0] = 0x00510050;
+                       mode->surf_upper_bound[0] = 0x00095fff;
+                       break;
+               default: /* 8 bpp */
+                       break;
+               }
+               break;
+       }
+
+       OUTREG(CRTC_GEN_CNTL, mode->crtc_gen_cntl);
+       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);
+
+       mode->clk_cntl_index = 0x300;
+       mode->ppll_ref_div = 0xc;
+
+       radeon_write_pll_regs(rinfo, mode);
+
+       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);
+
+       OUTREG(DP_GUI_MASTER_CNTL, dp_gm_cntl);
+       OUTREG(0x0000325c, 0x0000000f);
+
+       if (bpp == 24)
+               set_pal_24();
+       else if (bpp == 16)
+               set_pal_16();
+
+       free(mode);
+}
+
 #include "../bios_emulator/include/biosemu.h"
 extern int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo ** pVGAInfo, int 
cleanUp);
 
@@ -421,29 +717,101 @@ 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;
        }
 
-       /* fill in Graphic device struct */
-       sprintf (pGD->modeIdent, "%dx%dx%d %ldkHz %ldHz", 640,
-                480, 16, (1000 / 1000),
-                (2000 / 1000));
-       printf ("%s\n", pGD->modeIdent);
+       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);
+       }
 
-       pGD->winSizeX = 640;
-       pGD->winSizeY = 480;
-       pGD->plnSizeX = 640;
-       pGD->plnSizeY = 480;
+       /* 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;
 
-       pGD->gdfBytesPP = 1;
-       pGD->gdfIndex = GDF__8BIT_INDEX;
+       /* fill in Graphic device struct */
+       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;
+
+       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 +832,17 @@ 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);
 }
-- 
1.5.3.3


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