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make all drivers relocatable. Per default, an 1:1 mapping is assumed.

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Patch to add relocation to libpayload will follow.

Signed-off-by: Stefan Reinauer <stepan@coresystems.de>
Acked-by: Jordan Crouse <jordan.crouse@amd.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3524 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
2008-08-19 17:49:53 +00:00
committed by Stefan Reinauer
parent addf443e12
commit 99c0856903
7 changed files with 114 additions and 36 deletions
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67
payloads/libpayload/drivers/video/geode.c
View File

@@ -87,7 +87,10 @@ static unsigned long vgaddr;
static unsigned long gpaddr;
static unsigned long fbaddr;
#define FB ((unsigned char *) fbaddr)
#define DC (phys_to_virt(dcaddr))
#define VG (phys_to_virt(vgaddr))
#define GP (phys_to_virt(gpaddr))
#define FB ((unsigned char *) phys_to_virt(fbaddr))
static void init_video_mode(void)
{
@@ -119,32 +122,32 @@ static void init_video_mode(void)
lo &= ~0x38;
wrmsr(0x48002001, lo, hi);
writel(0x4758, dcaddr + 0x00);
writel(0x4758, DC + 0x00);
val = readl(dcaddr + 0x00);
val = readl(DC + 0x00);
writel(0, dcaddr + 0x10);
writel(0, dcaddr + 0x14);
writel(0, dcaddr + 0x18);
writel(0, DC + 0x10);
writel(0, DC + 0x14);
writel(0, DC + 0x18);
/* Set up the default scaling */
val = readl(dcaddr + 0xD4);
val = readl(DC + 0xD4);
writel((0x4000 << 16) | 0x4000, dcaddr + 0x90);
writel(0, dcaddr + 0x94);
writel(val & ~0xf3040000, dcaddr + 0xD4);
writel((0x4000 << 16) | 0x4000, DC + 0x90);
writel(0, DC + 0x94);
writel(val & ~0xf3040000, DC + 0xD4);
/* Set up the compression (or lack thereof) */
writel(vga_mode.hactive * vga_mode.vactive | 0x01, dcaddr + 0x2C);
writel(vga_mode.hactive * vga_mode.vactive | 0x01, DC + 0x2C);
val = readl(dcaddr + 0x88);
writel(val & ~0xC00, dcaddr + 0x88);
writel(0, dcaddr + 0x8C);
val = readl(DC + 0x88);
writel(val & ~0xC00, DC + 0x88);
writel(0, DC + 0x8C);
/* Set the pitch */
writel(vga_mode.hactive >> 3, dcaddr + 0x34);
writel((vga_mode.hactive + 7) >> 3, dcaddr + 0x30);
writel(vga_mode.hactive >> 3, DC + 0x34);
writel((vga_mode.hactive + 7) >> 3, DC + 0x30);
/* Set up default watermarks */
@@ -154,50 +157,50 @@ static void init_video_mode(void)
/* Write the timings */
writel((vga_mode.hactive - 1) | ((vga_mode.htotal - 1) << 16),
dcaddr + 0x40);
DC + 0x40);
writel((vga_mode.hblankstart - 1) | ((vga_mode.hblankend - 1) << 16),
dcaddr + 0x44);
DC + 0x44);
writel((vga_mode.hsyncstart - 1) | ((vga_mode.hsyncend - 1) << 16),
dcaddr + 0x48);
DC + 0x48);
writel((vga_mode.vactive - 1) | ((vga_mode.vtotal - 1) << 16),
dcaddr + 0x50);
DC + 0x50);
writel((vga_mode.vblankstart - 1) | ((vga_mode.vblankend - 1) << 16),
dcaddr + 0x54);
DC + 0x54);
writel((vga_mode.vsyncstart - 1) | ((vga_mode.vsyncend - 1) << 16),
dcaddr + 0x58);
DC + 0x58);
writel(((vga_mode.hactive - 1) << 16) | (vga_mode.vactive - 1),
dcaddr + 0x5C);
DC + 0x5C);
/* Write the VG configuration */
writel(0x290000F | vga_mode.synccfg, vgaddr + 0x08);
writel(0x290000F | vga_mode.synccfg, VG + 0x08);
/* Turn on the dacs */
val = readl(vgaddr + 0x50);
writel((val & ~0xC00) | 0x01, vgaddr + 0x50);
val = readl(VG + 0x50);
writel((val & ~0xC00) | 0x01, VG + 0x50);
/* Set the framebuffer base */
writel(fbaddr, dcaddr + 0x84);
writel(fbaddr, DC + 0x84);
/* Write the final configuration */
writel(0xB000059, dcaddr + 0x08);
writel(0, dcaddr + 0x0C);
writel(0x2B601, dcaddr + 0x04);
writel(0xB000059, DC + 0x08);
writel(0, DC + 0x0C);
writel(0x2B601, DC + 0x04);
}
static void geode_set_palette(int entry, unsigned int color)
{
writel(entry, dcaddr + 0x70);
writel(color, dcaddr + 0x74);
writel(entry, DC + 0x70);
writel(color, DC + 0x74);
}
static void geode_scroll_up(void)