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Revision: linuxbios@linuxbios.org--devel/freebios--devel--2.0--patch-44 

Creator:  Li-Ta Lo <ollie@lanl.gov>

Correct VGA support

Make the VGA support for both VGA and no VGA cases.


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1960 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
arch import user (historical) 2005-07-06 17:16:09 +00:00
parent 785b1b6e99
commit dc81118570
3 changed files with 12 additions and 10 deletions
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6
src/console/vga_console.c
View File

@ -10,14 +10,16 @@
#include <pc80/vga.h>
#include <console/console.h>
//extern void beep(int ms);
/* The video buffer, should be replaced by symbol in ldscript.ld */
static char *vidmem;
int vga_line, vga_col;
#if CONFIG_CONSOLE_VGA == 1
extern int vga_inited; // it will be changed in pci_rom.c
#else
int vga_inited = 0;
#endif
static int vga_console_inited = 0;

8
src/devices/device.c
View File

@ -363,6 +363,7 @@ void compute_allocate_resource(
}
#if CONFIG_CONSOLE_VGA == 1
device_t vga_pri = 0;
static void allocate_vga_resource(void)
@ -383,8 +384,7 @@ static void allocate_vga_resource(void)
if (!vga) {
if (dev->on_mainboard) {
vga_onboard = dev;
}
else {
} else {
vga = dev;
}
}
@ -397,7 +397,8 @@ static void allocate_vga_resource(void)
vga = vga_onboard;
}
if (vga) { // vga is first add on card or the only onboard vga
if (vga) {
// vga is first add on card or the only onboard vga
printk_debug("Allocating VGA resource %s\n", dev_path(vga));
vga->command |= (PCI_COMMAND_MEMORY | PCI_COMMAND_IO);
vga_pri = vga;
@ -411,7 +412,6 @@ static void allocate_vga_resource(void)
bus = (bus == bus->dev->bus)? 0 : bus->dev->bus;
}
}
#endif

4
src/devices/pci_rom.c
View File

@ -62,8 +62,8 @@ struct rom_header * pci_rom_probe(struct device *dev)
static void *pci_ram_image_start = PCI_RAM_IMAGE_START;
#if CONFIG_CONSOLE_VGA == 1
int vga_inited = 0; // it will be used by vga_console
extern device_t vga_pri; // The only VGA
int vga_inited = 0; // used by vga_console.c
extern device_t vga_pri; // the primary vga device, defined in device.c
#endif
struct rom_header *pci_rom_load(struct device *dev, struct rom_header *rom_header)