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-rw-r--r--hw/ppc_mac.h1
-rw-r--r--hw/ppc_newworld.c41
-rw-r--r--hw/ppc_oldworld.c110
3 files changed, 7 insertions, 145 deletions
diff --git a/hw/ppc_mac.h b/hw/ppc_mac.h
index 89f96bbc34..ea8759324c 100644
--- a/hw/ppc_mac.h
+++ b/hw/ppc_mac.h
@@ -30,7 +30,6 @@
#define BIOS_SIZE (1024 * 1024)
#define BIOS_FILENAME "ppc_rom.bin"
-#define VGABIOS_FILENAME "video.x"
#define NVRAM_SIZE 0x2000
#define PROM_FILENAME "openbios-ppc"
#define PROM_ADDR 0xfff00000
diff --git a/hw/ppc_newworld.c b/hw/ppc_newworld.c
index fb07c8316f..9b20dc5c7c 100644
--- a/hw/ppc_newworld.c
+++ b/hw/ppc_newworld.c
@@ -69,7 +69,6 @@
#include "blockdev.h"
#define MAX_IDE_BUS 2
-#define VGA_BIOS_SIZE 65536
#define CFG_ADDR 0xf0000510
/* debug UniNorth */
@@ -134,20 +133,19 @@ static void ppc_core99_init (ram_addr_t ram_size,
qemu_irq *pic, **openpic_irqs;
int unin_memory;
int linux_boot, i;
- ram_addr_t ram_offset, bios_offset, vga_bios_offset;
+ ram_addr_t ram_offset, bios_offset;
uint32_t kernel_base, initrd_base;
long kernel_size, initrd_size;
PCIBus *pci_bus;
MacIONVRAMState *nvr;
int nvram_mem_index;
- int vga_bios_size, bios_size;
+ int bios_size;
int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index;
int ide_mem_index[3];
int ppc_boot_device;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
void *fw_cfg;
void *dbdma;
- uint8_t *vga_bios_ptr;
int machine_arch;
linux_boot = (kernel_filename != NULL);
@@ -167,9 +165,6 @@ static void ppc_core99_init (ram_addr_t ram_size,
}
/* Set time-base frequency to 100 Mhz */
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
-#if 0
- env->osi_call = vga_osi_call;
-#endif
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env);
envs[i] = env;
}
@@ -199,36 +194,6 @@ static void ppc_core99_init (ram_addr_t ram_size,
exit(1);
}
- /* allocate and load VGA BIOS */
- vga_bios_offset = qemu_ram_alloc(NULL, "ppc_core99.vbios", VGA_BIOS_SIZE);
- vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset);
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME);
- if (filename) {
- vga_bios_size = load_image(filename, vga_bios_ptr + 8);
- qemu_free(filename);
- } else {
- vga_bios_size = -1;
- }
- if (vga_bios_size < 0) {
- /* if no bios is present, we can still work */
- fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n",
- VGABIOS_FILENAME);
- vga_bios_size = 0;
- } else {
- /* set a specific header (XXX: find real Apple format for NDRV
- drivers) */
- vga_bios_ptr[0] = 'N';
- vga_bios_ptr[1] = 'D';
- vga_bios_ptr[2] = 'R';
- vga_bios_ptr[3] = 'V';
- cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size);
- vga_bios_size += 8;
-
- /* Round to page boundary */
- vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) &
- TARGET_PAGE_MASK;
- }
-
if (linux_boot) {
uint64_t lowaddr = 0;
int bswap_needed;
@@ -352,7 +317,7 @@ static void ppc_core99_init (ram_addr_t ram_size,
machine_arch = ARCH_MAC99;
}
/* init basic PC hardware */
- pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size);
+ pci_vga_init(pci_bus, 0, 0);
escc_mem_index = escc_init(0x80013000, pic[0x25], pic[0x24],
serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
diff --git a/hw/ppc_oldworld.c b/hw/ppc_oldworld.c
index a12a812970..ff0b51d374 100644
--- a/hw/ppc_oldworld.c
+++ b/hw/ppc_oldworld.c
@@ -1,3 +1,4 @@
+
/*
* QEMU OldWorld PowerMac (currently ~G3 Beige) hardware System Emulator
*
@@ -44,79 +45,8 @@
#include "blockdev.h"
#define MAX_IDE_BUS 2
-#define VGA_BIOS_SIZE 65536
#define CFG_ADDR 0xf0000510
-/* temporary frame buffer OSI calls for the video.x driver. The right
- solution is to modify the driver to use VGA PCI I/Os */
-/* XXX: to be removed. This is no way related to emulation */
-static int vga_osi_call (CPUState *env)
-{
- static int vga_vbl_enabled;
- int linesize;
-
-#if 0
- printf("osi_call R5=%016" PRIx64 "\n", ppc_dump_gpr(env, 5));
-#endif
-
- /* same handler as PearPC, coming from the original MOL video
- driver. */
- switch(env->gpr[5]) {
- case 4:
- break;
- case 28: /* set_vmode */
- if (env->gpr[6] != 1 || env->gpr[7] != 0)
- env->gpr[3] = 1;
- else
- env->gpr[3] = 0;
- break;
- case 29: /* get_vmode_info */
- if (env->gpr[6] != 0) {
- if (env->gpr[6] != 1 || env->gpr[7] != 0) {
- env->gpr[3] = 1;
- break;
- }
- }
- env->gpr[3] = 0;
- env->gpr[4] = (1 << 16) | 1; /* num_vmodes, cur_vmode */
- env->gpr[5] = (1 << 16) | 0; /* num_depths, cur_depth_mode */
- env->gpr[6] = (graphic_width << 16) | graphic_height; /* w, h */
- env->gpr[7] = 85 << 16; /* refresh rate */
- env->gpr[8] = (graphic_depth + 7) & ~7; /* depth (round to byte) */
- linesize = ((graphic_depth + 7) >> 3) * graphic_width;
- linesize = (linesize + 3) & ~3;
- env->gpr[9] = (linesize << 16) | 0; /* row_bytes, offset */
- break;
- case 31: /* set_video power */
- env->gpr[3] = 0;
- break;
- case 39: /* video_ctrl */
- if (env->gpr[6] == 0 || env->gpr[6] == 1)
- vga_vbl_enabled = env->gpr[6];
- env->gpr[3] = 0;
- break;
- case 47:
- break;
- case 59: /* set_color */
- /* R6 = index, R7 = RGB */
- env->gpr[3] = 0;
- break;
- case 64: /* get color */
- /* R6 = index */
- env->gpr[3] = 0;
- break;
- case 116: /* set hwcursor */
- /* R6 = x, R7 = y, R8 = visible, R9 = data */
- break;
- default:
- fprintf(stderr, "unsupported OSI call R5=%016" PRIx64 "\n",
- ppc_dump_gpr(env, 5));
- break;
- }
-
- return 1; /* osi_call handled */
-}
-
static int fw_cfg_boot_set(void *opaque, const char *boot_device)
{
fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
@@ -140,19 +70,18 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
char *filename;
qemu_irq *pic, **heathrow_irqs;
int linux_boot, i;
- ram_addr_t ram_offset, bios_offset, vga_bios_offset;
+ ram_addr_t ram_offset, bios_offset;
uint32_t kernel_base, initrd_base;
int32_t kernel_size, initrd_size;
PCIBus *pci_bus;
MacIONVRAMState *nvr;
- int vga_bios_size, bios_size;
+ int bios_size;
int pic_mem_index, nvram_mem_index, dbdma_mem_index, cuda_mem_index;
int escc_mem_index, ide_mem_index[2];
uint16_t ppc_boot_device;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
void *fw_cfg;
void *dbdma;
- uint8_t *vga_bios_ptr;
linux_boot = (kernel_filename != NULL);
@@ -167,7 +96,6 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
}
/* Set time-base frequency to 16.6 Mhz */
cpu_ppc_tb_init(env, 16600000UL);
- env->osi_call = vga_osi_call;
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env);
envs[i] = env;
}
@@ -203,36 +131,6 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
exit(1);
}
- /* allocate and load VGA BIOS */
- vga_bios_offset = qemu_ram_alloc(NULL, "ppc_heathrow.vbios", VGA_BIOS_SIZE);
- vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset);
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME);
- if (filename) {
- vga_bios_size = load_image(filename, vga_bios_ptr + 8);
- qemu_free(filename);
- } else {
- vga_bios_size = -1;
- }
- if (vga_bios_size < 0) {
- /* if no bios is present, we can still work */
- fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n",
- VGABIOS_FILENAME);
- vga_bios_size = 0;
- } else {
- /* set a specific header (XXX: find real Apple format for NDRV
- drivers) */
- vga_bios_ptr[0] = 'N';
- vga_bios_ptr[1] = 'D';
- vga_bios_ptr[2] = 'R';
- vga_bios_ptr[3] = 'V';
- cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size);
- vga_bios_size += 8;
-
- /* Round to page boundary */
- vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) &
- TARGET_PAGE_MASK;
- }
-
if (linux_boot) {
uint64_t lowaddr = 0;
int bswap_needed;
@@ -330,7 +228,7 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
}
pic = heathrow_pic_init(&pic_mem_index, 1, heathrow_irqs);
pci_bus = pci_grackle_init(0xfec00000, pic);
- pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size);
+ pci_vga_init(pci_bus, 0, 0);
escc_mem_index = escc_init(0x80013000, pic[0x0f], pic[0x10], serial_hds[0],
serial_hds[1], ESCC_CLOCK, 4);
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-25 03:37:39 +0000