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ppc_oldworld: configure screen size from qemu command line options 

This patch uses the FW_CFG interface to send user requested screen size
and depth to openbios.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Laurent Vivier 2009-08-08 10:19:24 +00:00 committed by Blue Swirl
parent 8194f35a0c
commit 7f1aec5f93
2 changed files with 8 additions and 0 deletions
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3
hw/ppc.h
View File

@ -42,3 +42,6 @@ enum {
ARCH_HEATHROW,
};
#define FW_CFG_PPC_WIDTH (FW_CFG_ARCH_LOCAL + 0x00)
#define FW_CFG_PPC_HEIGHT (FW_CFG_ARCH_LOCAL + 0x01)
#define FW_CFG_PPC_DEPTH (FW_CFG_ARCH_LOCAL + 0x02)

5
hw/ppc_oldworld.c
View File

@ -381,6 +381,11 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, initrd_base);
fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, ppc_boot_device);
fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_WIDTH, graphic_width);
fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}