Added PC-98 supports.
Submitted by: Chiharu Shibata <chi@bd.mbn.or.jp>, Tomokazu HARADA <tkhara@osk4.3web.ne.jp> and yokota
This commit is contained in:
nyan
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@ -35,9 +35,11 @@
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#include <dev/fb/fbreg.h>
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#include <dev/fb/splashreg.h>
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#ifndef PC98
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#include <dev/fb/vgareg.h>
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#include <isa/isareg.h>
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#endif
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#define FADE_TIMEOUT 15 /* sec */
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#define FADE_LEVELS 10
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@ -62,6 +64,15 @@ bmp_start(video_adapter_t *adp)
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{
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/* currently only 256-color modes are supported XXX */
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static int modes[] = {
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#ifdef PC98
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/*
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* As 640x400 doesn't generally look great,
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* it's least preferred here.
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*/
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M_PC98_PEGC640x400,
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M_PC98_PEGC640x480,
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M_PC98_EGC640x400,
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#else
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M_VESA_CG640x480,
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M_VESA_CG800x600,
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M_VESA_CG1024x768,
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@ -71,6 +82,7 @@ bmp_start(video_adapter_t *adp)
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* it's least preferred here.
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*/
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M_VGA_CG320,
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#endif
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-1,
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};
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video_info_t info;
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@ -226,6 +238,9 @@ typedef struct
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u_char *vidmem; /* video memory allocated for drawing */
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video_adapter_t *adp;
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int bank;
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#ifdef PC98
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u_char prev_val;
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#endif
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} BMP_INFO;
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static BMP_INFO bmp_info;
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@ -257,6 +272,26 @@ bmp_SetPix(BMP_INFO *info, int x, int y, u_char val)
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x += (info->swidth - info->width) / 2;
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switch(info->sdepth) {
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#ifdef PC98
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case 4:
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x += (info->swidth - info->width) / 2;
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sofs += (x >> 3);
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bofs = x & 0x7; /* offset within byte */
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outb(0x7c, 0x80 | 0x40); /* GRCG on & RMW mode */
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if (val != info->prev_val) {
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outb(0x7e, (val & 1) ? 0xff : 0); /* tile B */
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outb(0x7e, (val & 2) ? 0xff : 0); /* tile R */
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outb(0x7e, (val & 4) ? 0xff : 0); /* tile G */
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outb(0x7e, (val & 8) ? 0xff : 0); /* tile I */
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info->prev_val = val;
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}
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*(info->vidmem+sofs) = (0x80 >> bofs); /* write new bit */
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outb(0x7c, 0); /* GRCG off */
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break;
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#else
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case 4:
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case 1:
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/* EGA/VGA planar modes */
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@ -272,6 +307,7 @@ bmp_SetPix(BMP_INFO *info, int x, int y, u_char val)
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outw(GDCIDX, (val << 8) | 0x00); /* set/reset */
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*(info->vidmem + sofs) ^= 0xff; /* read-modify-write */
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break;
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#endif
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case 8:
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sofs += x;
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@ -567,10 +603,14 @@ bmp_Draw(video_adapter_t *adp)
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/* initialise the info structure for drawing */
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bmp_info.index = bmp_info.data;
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#ifdef PC98
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bmp_info.prev_val = 255;
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#endif
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/* set the palette for our image */
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(*vidsw[adp->va_index]->load_palette)(adp, (u_char *)&bmp_info.palette);
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#ifndef PC98
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/* XXX: this is ugly, but necessary for EGA/VGA 1bpp/4bpp modes */
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if ((adp->va_type == KD_EGA) || (adp->va_type == KD_VGA)) {
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inb(adp->va_crtc_addr + 6); /* reset flip-flop */
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@ -588,6 +628,7 @@ bmp_Draw(video_adapter_t *adp)
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if (bmp_info.sdepth == 1)
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outw(TSIDX, 0x0102); /* unmask plane #0 */
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}
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#endif
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for (line = 0; (line < bmp_info.height) && bmp_info.index; line++) {
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bmp_DecodeLine(&bmp_info, line);
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@ -5,4 +5,8 @@ SRCS= splash_bmp.c
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NOMAN=
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.if ${MACHINE} == "pc98"
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CFLAGS+= -DPC98
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.endif
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.include <bsd.kmod.mk>
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@ -35,9 +35,11 @@
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#include <dev/fb/fbreg.h>
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#include <dev/fb/splashreg.h>
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#ifndef PC98
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#include <dev/fb/vgareg.h>
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#include <isa/isareg.h>
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#endif
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#define FADE_TIMEOUT 15 /* sec */
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#define FADE_LEVELS 10
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@ -62,6 +64,15 @@ bmp_start(video_adapter_t *adp)
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{
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/* currently only 256-color modes are supported XXX */
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static int modes[] = {
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#ifdef PC98
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/*
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* As 640x400 doesn't generally look great,
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* it's least preferred here.
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*/
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M_PC98_PEGC640x400,
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M_PC98_PEGC640x480,
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M_PC98_EGC640x400,
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#else
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M_VESA_CG640x480,
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M_VESA_CG800x600,
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M_VESA_CG1024x768,
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@ -71,6 +82,7 @@ bmp_start(video_adapter_t *adp)
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* it's least preferred here.
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*/
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M_VGA_CG320,
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#endif
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-1,
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};
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video_info_t info;
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@ -226,6 +238,9 @@ typedef struct
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u_char *vidmem; /* video memory allocated for drawing */
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video_adapter_t *adp;
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int bank;
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#ifdef PC98
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u_char prev_val;
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#endif
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} BMP_INFO;
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static BMP_INFO bmp_info;
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@ -257,6 +272,26 @@ bmp_SetPix(BMP_INFO *info, int x, int y, u_char val)
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x += (info->swidth - info->width) / 2;
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switch(info->sdepth) {
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#ifdef PC98
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case 4:
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x += (info->swidth - info->width) / 2;
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sofs += (x >> 3);
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bofs = x & 0x7; /* offset within byte */
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outb(0x7c, 0x80 | 0x40); /* GRCG on & RMW mode */
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if (val != info->prev_val) {
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outb(0x7e, (val & 1) ? 0xff : 0); /* tile B */
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outb(0x7e, (val & 2) ? 0xff : 0); /* tile R */
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outb(0x7e, (val & 4) ? 0xff : 0); /* tile G */
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outb(0x7e, (val & 8) ? 0xff : 0); /* tile I */
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info->prev_val = val;
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}
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*(info->vidmem+sofs) = (0x80 >> bofs); /* write new bit */
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outb(0x7c, 0); /* GRCG off */
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break;
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#else
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case 4:
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case 1:
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/* EGA/VGA planar modes */
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@ -272,6 +307,7 @@ bmp_SetPix(BMP_INFO *info, int x, int y, u_char val)
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outw(GDCIDX, (val << 8) | 0x00); /* set/reset */
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*(info->vidmem + sofs) ^= 0xff; /* read-modify-write */
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break;
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#endif
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case 8:
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sofs += x;
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@ -567,10 +603,14 @@ bmp_Draw(video_adapter_t *adp)
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/* initialise the info structure for drawing */
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bmp_info.index = bmp_info.data;
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#ifdef PC98
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bmp_info.prev_val = 255;
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#endif
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/* set the palette for our image */
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(*vidsw[adp->va_index]->load_palette)(adp, (u_char *)&bmp_info.palette);
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#ifndef PC98
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/* XXX: this is ugly, but necessary for EGA/VGA 1bpp/4bpp modes */
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if ((adp->va_type == KD_EGA) || (adp->va_type == KD_VGA)) {
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inb(adp->va_crtc_addr + 6); /* reset flip-flop */
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@ -588,6 +628,7 @@ bmp_Draw(video_adapter_t *adp)
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if (bmp_info.sdepth == 1)
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outw(TSIDX, 0x0102); /* unmask plane #0 */
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}
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#endif
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for (line = 0; (line < bmp_info.height) && bmp_info.index; line++) {
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bmp_DecodeLine(&bmp_info, line);
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