X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=qemu%2Froms%2Fu-boot%2Fdrivers%2Fvideo%2Fati_radeon_fb.c;fp=qemu%2Froms%2Fu-boot%2Fdrivers%2Fvideo%2Fati_radeon_fb.c;h=38d2eb107ecd15c2d245968da5b920e551842492;hb=e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb;hp=0000000000000000000000000000000000000000;hpb=9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00;p=kvmfornfv.git diff --git a/qemu/roms/u-boot/drivers/video/ati_radeon_fb.c b/qemu/roms/u-boot/drivers/video/ati_radeon_fb.c new file mode 100644 index 000000000..38d2eb107 --- /dev/null +++ b/qemu/roms/u-boot/drivers/video/ati_radeon_fb.c @@ -0,0 +1,764 @@ +/* + * ATI Radeon Video card Framebuffer driver. + * + * Copyright 2007 Freescale Semiconductor, Inc. + * Zhang Wei + * Jason Jin + * + * SPDX-License-Identifier: GPL-2.0+ + * + * Some codes of this file is partly ported from Linux kernel + * ATI video framebuffer driver. + * + * Now the driver is tested on below ATI chips: + * 9200 + * X300 + * X700 + */ + +#include + +#include +#include +#include +#include +#include +#include +#include +#include "videomodes.h" + +#include +#include "ati_ids.h" +#include "ati_radeon_fb.h" + +#undef DEBUG + +#ifdef DEBUG +#define DPRINT(x...) printf(x) +#else +#define DPRINT(x...) do{}while(0) +#endif + +#ifndef min_t +#define min_t(type,x,y) \ + ({ type __x = (x); type __y = (y); __x < __y ? __x: __y; }) +#endif + +#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 +#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 + +static struct pci_device_id ati_radeon_pci_ids[] = { + {PCI_VENDOR_ID_ATI, PCI_CHIP_RV280_5960}, + {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}, + {0, 0} +}; + +static u16 ati_radeon_id_family_table[][2] = { + {PCI_CHIP_RV280_5960, CHIP_FAMILY_RV280}, + {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} +}; + +u16 get_radeon_id_family(u16 device) +{ + int i; + for (i=0; ati_radeon_id_family_table[0][i]; i+=2) + if (ati_radeon_id_family_table[0][i] == device) + return ati_radeon_id_family_table[0][i + 1]; + return 0; +} + +struct radeonfb_info *rinfo; + +static void radeon_identify_vram(struct radeonfb_info *rinfo) +{ + u32 tmp; + + /* framebuffer size */ + if ((rinfo->family == CHIP_FAMILY_RS100) || + (rinfo->family == CHIP_FAMILY_RS200) || + (rinfo->family == CHIP_FAMILY_RS300)) { + u32 tom = INREG(NB_TOM); + tmp = ((((tom >> 16) - (tom & 0xffff) + 1) << 6) * 1024); + + radeon_fifo_wait(6); + OUTREG(MC_FB_LOCATION, tom); + OUTREG(DISPLAY_BASE_ADDR, (tom & 0xffff) << 16); + OUTREG(CRTC2_DISPLAY_BASE_ADDR, (tom & 0xffff) << 16); + OUTREG(OV0_BASE_ADDR, (tom & 0xffff) << 16); + + /* This is supposed to fix the crtc2 noise problem. */ + OUTREG(GRPH2_BUFFER_CNTL, INREG(GRPH2_BUFFER_CNTL) & ~0x7f0000); + + if ((rinfo->family == CHIP_FAMILY_RS100) || + (rinfo->family == CHIP_FAMILY_RS200)) { + /* This is to workaround the asic bug for RMX, some versions + of BIOS dosen't have this register initialized correctly. + */ + OUTREGP(CRTC_MORE_CNTL, CRTC_H_CUTOFF_ACTIVE_EN, + ~CRTC_H_CUTOFF_ACTIVE_EN); + } + } else { + tmp = INREG(CONFIG_MEMSIZE); + } + + /* mem size is bits [28:0], mask off the rest */ + rinfo->video_ram = tmp & CONFIG_MEMSIZE_MASK; + + /* + * Hack to get around some busted production M6's + * reporting no ram + */ + if (rinfo->video_ram == 0) { + switch (rinfo->pdev.device) { + case PCI_CHIP_RADEON_LY: + case PCI_CHIP_RADEON_LZ: + rinfo->video_ram = 8192 * 1024; + break; + default: + break; + } + } + + /* + * Now try to identify VRAM type + */ + if ((rinfo->family >= CHIP_FAMILY_R300) || + (INREG(MEM_SDRAM_MODE_REG) & (1<<30))) + rinfo->vram_ddr = 1; + else + rinfo->vram_ddr = 0; + + tmp = INREG(MEM_CNTL); + if (IS_R300_VARIANT(rinfo)) { + tmp &= R300_MEM_NUM_CHANNELS_MASK; + switch (tmp) { + case 0: rinfo->vram_width = 64; break; + case 1: rinfo->vram_width = 128; break; + case 2: rinfo->vram_width = 256; break; + default: rinfo->vram_width = 128; break; + } + } else if ((rinfo->family == CHIP_FAMILY_RV100) || + (rinfo->family == CHIP_FAMILY_RS100) || + (rinfo->family == CHIP_FAMILY_RS200)){ + if (tmp & RV100_MEM_HALF_MODE) + rinfo->vram_width = 32; + else + rinfo->vram_width = 64; + } else { + if (tmp & MEM_NUM_CHANNELS_MASK) + rinfo->vram_width = 128; + else + rinfo->vram_width = 64; + } + + /* This may not be correct, as some cards can have half of channel disabled + * ToDo: identify these cases + */ + + DPRINT("radeonfb: Found %dk of %s %d bits wide videoram\n", + rinfo->video_ram / 1024, + rinfo->vram_ddr ? "DDR" : "SDRAM", + rinfo->vram_width); + +} + +static void radeon_write_pll_regs(struct radeonfb_info *rinfo, struct radeon_regs *mode) +{ + int i; + + radeon_fifo_wait(20); + +#if 0 + /* Workaround from XFree */ + if (rinfo->is_mobility) { + /* A temporal workaround for the occational blanking on certain laptop + * panels. This appears to related to the PLL divider registers + * (fail to lock?). It occurs even when all dividers are the same + * with their old settings. In this case we really don't need to + * fiddle with PLL registers. By doing this we can avoid the blanking + * problem with some panels. + */ + if ((mode->ppll_ref_div == (INPLL(PPLL_REF_DIV) & PPLL_REF_DIV_MASK)) && + (mode->ppll_div_3 == (INPLL(PPLL_DIV_3) & + (PPLL_POST3_DIV_MASK | PPLL_FB3_DIV_MASK)))) { + /* We still have to force a switch to selected PPLL div thanks to + * an XFree86 driver bug which will switch it away in some cases + * even when using UseFDev */ + OUTREGP(CLOCK_CNTL_INDEX, + mode->clk_cntl_index & PPLL_DIV_SEL_MASK, + ~PPLL_DIV_SEL_MASK); + radeon_pll_errata_after_index(rinfo); + radeon_pll_errata_after_data(rinfo); + return; + } + } +#endif + if(rinfo->pdev.device == PCI_CHIP_RV370_5B60) return; + + /* Swich VCKL clock input to CPUCLK so it stays fed while PPLL updates*/ + OUTPLLP(VCLK_ECP_CNTL, VCLK_SRC_SEL_CPUCLK, ~VCLK_SRC_SEL_MASK); + + /* Reset PPLL & enable atomic update */ + OUTPLLP(PPLL_CNTL, + PPLL_RESET | PPLL_ATOMIC_UPDATE_EN | PPLL_VGA_ATOMIC_UPDATE_EN, + ~(PPLL_RESET | PPLL_ATOMIC_UPDATE_EN | PPLL_VGA_ATOMIC_UPDATE_EN)); + + /* Switch to selected PPLL divider */ + OUTREGP(CLOCK_CNTL_INDEX, + mode->clk_cntl_index & PPLL_DIV_SEL_MASK, + ~PPLL_DIV_SEL_MASK); + + /* Set PPLL ref. div */ + if (rinfo->family == CHIP_FAMILY_R300 || + rinfo->family == CHIP_FAMILY_RS300 || + rinfo->family == CHIP_FAMILY_R350 || + rinfo->family == CHIP_FAMILY_RV350) { + if (mode->ppll_ref_div & R300_PPLL_REF_DIV_ACC_MASK) { + /* When restoring console mode, use saved PPLL_REF_DIV + * setting. + */ + OUTPLLP(PPLL_REF_DIV, mode->ppll_ref_div, 0); + } else { + /* R300 uses ref_div_acc field as real ref divider */ + OUTPLLP(PPLL_REF_DIV, + (mode->ppll_ref_div << R300_PPLL_REF_DIV_ACC_SHIFT), + ~R300_PPLL_REF_DIV_ACC_MASK); + } + } else + OUTPLLP(PPLL_REF_DIV, mode->ppll_ref_div, ~PPLL_REF_DIV_MASK); + + /* Set PPLL divider 3 & post divider*/ + OUTPLLP(PPLL_DIV_3, mode->ppll_div_3, ~PPLL_FB3_DIV_MASK); + OUTPLLP(PPLL_DIV_3, mode->ppll_div_3, ~PPLL_POST3_DIV_MASK); + + /* Write update */ + while (INPLL(PPLL_REF_DIV) & PPLL_ATOMIC_UPDATE_R) + ; + OUTPLLP(PPLL_REF_DIV, PPLL_ATOMIC_UPDATE_W, ~PPLL_ATOMIC_UPDATE_W); + + /* Wait read update complete */ + /* FIXME: Certain revisions of R300 can't recover here. Not sure of + the cause yet, but this workaround will mask the problem for now. + Other chips usually will pass at the very first test, so the + workaround shouldn't have any effect on them. */ + for (i = 0; (i < 10000 && INPLL(PPLL_REF_DIV) & PPLL_ATOMIC_UPDATE_R); i++) + ; + + OUTPLL(HTOTAL_CNTL, 0); + + /* Clear reset & atomic update */ + OUTPLLP(PPLL_CNTL, 0, + ~(PPLL_RESET | PPLL_SLEEP | PPLL_ATOMIC_UPDATE_EN | PPLL_VGA_ATOMIC_UPDATE_EN)); + + /* We may want some locking ... oh well */ + udelay(5000); + + /* Switch back VCLK source to PPLL */ + OUTPLLP(VCLK_ECP_CNTL, VCLK_SRC_SEL_PPLLCLK, ~VCLK_SRC_SEL_MASK); +} + +typedef struct { + u16 reg; + u32 val; +} reg_val; + +#if 0 /* unused ? -> scheduled for removal */ +/* these common regs are cleared before mode setting so they do not + * interfere with anything + */ +static reg_val common_regs[] = { + { OVR_CLR, 0 }, + { OVR_WID_LEFT_RIGHT, 0 }, + { OVR_WID_TOP_BOTTOM, 0 }, + { OV0_SCALE_CNTL, 0 }, + { SUBPIC_CNTL, 0 }, + { VIPH_CONTROL, 0 }, + { I2C_CNTL_1, 0 }, + { GEN_INT_CNTL, 0 }, + { CAP0_TRIG_CNTL, 0 }, + { CAP1_TRIG_CNTL, 0 }, +}; +#endif /* 0 */ + +void radeon_setmode(void) +{ + struct radeon_regs *mode = malloc(sizeof(struct radeon_regs)); + + mode->crtc_gen_cntl = 0x03000200; + mode->crtc_ext_cntl = 0x00008048; + mode->dac_cntl = 0xff002100; + 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; + + 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, 0); + OUTREG(CRTC_PITCH, mode->crtc_pitch); + + mode->clk_cntl_index = 0x300; + mode->ppll_ref_div = 0xc; + mode->ppll_div_3 = 0x00030059; + + 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); + +int radeon_probe(struct radeonfb_info *rinfo) +{ + pci_dev_t pdev; + u16 did; + + pdev = pci_find_devices(ati_radeon_pci_ids, 0); + + if (pdev != -1) { + pci_read_config_word(pdev, PCI_DEVICE_ID, &did); + printf("ATI Radeon video card (%04x, %04x) found @(%d:%d:%d)\n", + PCI_VENDOR_ID_ATI, did, (pdev >> 16) & 0xff, + (pdev >> 11) & 0x1f, (pdev >> 8) & 0x7); + + strcpy(rinfo->name, "ATI Radeon"); + rinfo->pdev.vendor = PCI_VENDOR_ID_ATI; + rinfo->pdev.device = did; + rinfo->family = get_radeon_id_family(rinfo->pdev.device); + pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, + &rinfo->fb_base_bus); + pci_read_config_dword(pdev, PCI_BASE_ADDRESS_2, + &rinfo->mmio_base_bus); + rinfo->fb_base_bus &= 0xfffff000; + rinfo->mmio_base_bus &= ~0x04; + + rinfo->mmio_base = pci_bus_to_virt(pdev, rinfo->mmio_base_bus, + PCI_REGION_MEM, 0, MAP_NOCACHE); + DPRINT("rinfo->mmio_base = 0x%p bus=0x%x\n", + rinfo->mmio_base, rinfo->mmio_base_bus); + rinfo->fb_local_base = INREG(MC_FB_LOCATION) << 16; + DPRINT("rinfo->fb_local_base = 0x%x\n",rinfo->fb_local_base); + /* PostBIOS with x86 emulater */ + if (!BootVideoCardBIOS(pdev, NULL, 0)) + return -1; + + /* + * Check for errata + * (These will be added in the future for the chipfamily + * R300, RV200, RS200, RV100, RS100.) + */ + + /* Get VRAM size and type */ + radeon_identify_vram(rinfo); + + rinfo->mapped_vram = min_t(unsigned long, MAX_MAPPED_VRAM, + rinfo->video_ram); + rinfo->fb_base = pci_bus_to_virt(pdev, rinfo->fb_base_bus, + PCI_REGION_MEM, 0, MAP_NOCACHE); + DPRINT("Radeon: framebuffer base address 0x%08x, " + "bus address 0x%08x\n" + "MMIO base address 0x%08x, bus address 0x%08x, " + "framebuffer local base 0x%08x.\n ", + (u32)rinfo->fb_base, rinfo->fb_base_bus, + (u32)rinfo->mmio_base, rinfo->mmio_base_bus, + rinfo->fb_local_base); + return 0; + } + return -1; +} + +/* + * The Graphic Device + */ +GraphicDevice ctfb; + +#define CURSOR_SIZE 0x1000 /* in KByte for HW Cursor */ +#define PATTERN_ADR (pGD->dprBase + CURSOR_SIZE) /* pattern Memory after Cursor Memory */ +#define PATTERN_SIZE 8*8*4 /* 4 Bytes per Pixel 8 x 8 Pixel */ +#define ACCELMEMORY (CURSOR_SIZE + PATTERN_SIZE) /* reserved Memory for BITBlt and hw cursor */ + +void *video_hw_init(void) +{ + GraphicDevice *pGD = (GraphicDevice *) & ctfb; + 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 = CONFIG_SYS_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 ", CONFIG_SYS_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", 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 = CONFIG_SYS_ISA_IO_BASE_ADDRESS; + pGD->pciBase = (unsigned int)rinfo->fb_base; + pGD->frameAdrs = (unsigned int)rinfo->fb_base; + pGD->memSize = 64 * 1024 * 1024; + + /* Cursor Start Address */ + pGD->dprBase = (pGD->winSizeX * pGD->winSizeY * pGD->gdfBytesPP) + + (unsigned int)rinfo->fb_base; + if ((pGD->dprBase & 0x0fff) != 0) { + /* allign it */ + pGD->dprBase &= 0xfffff000; + pGD->dprBase += 0x00001000; + } + DPRINT ("Cursor Start %x Pattern Start %x\n", pGD->dprBase, + PATTERN_ADR); + pGD->vprBase = (unsigned int)rinfo->fb_base; /* Dummy */ + pGD->cprBase = (unsigned int)rinfo->fb_base; /* Dummy */ + /* set up Hardware */ + + /* 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);*/ + + if (rinfo->family == CHIP_FAMILY_RV280) + radeon_setmode_9200(vesa_idx, bits_per_pixel); + else + radeon_setmode(); + + return ((void *) pGD); +} + +void video_set_lut (unsigned int index, /* color number */ + unsigned char r, /* red */ + unsigned char g, /* green */ + unsigned char b /* blue */ + ) +{ + OUTREG(PALETTE_INDEX, index); + OUTREG(PALETTE_DATA, (r << 16) | (g << 8) | b); +}