Hi, > I do think moving from compile time options to runtime options is > important. If you need a quick fix to get your build working, the > patch to seabios is below. I do think we should try to figure out how > we can get options passed into SeaBIOS effectively.
Current runtime option is easy to handle on the qemu side, see attached patch. cheers, Gerd
>From 311be2fd346b75c296856299250ada7c5ffbf207 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann <[email protected]> Date: Thu, 19 Jan 2012 11:46:55 +0100 Subject: [PATCH] enable s3-resume-vga-init Signed-off-by: Gerd Hoffmann <[email protected]> --- hw/fw_cfg.c | 9 +++++++++ hw/fw_cfg.h | 1 + 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/hw/fw_cfg.c b/hw/fw_cfg.c index f953532..87ae272 100644 --- a/hw/fw_cfg.c +++ b/hw/fw_cfg.c @@ -460,6 +460,14 @@ int fw_cfg_add_file(FWCfgState *s, const char *filename, uint8_t *data, return 1; } +/* see romfile_loadint() in src/paravirt.c in seabios */ +void fw_cfg_romfile_storeint(FWCfgState *s, const char *fn, uint64_t val) +{ + uint64_t *st = g_malloc(sizeof(*st)); + *st = val; + fw_cfg_add_file(s, fn, (void *)st, sizeof(*st)); +} + static void fw_cfg_machine_ready(struct Notifier *n, void *data) { uint32_t len; @@ -467,6 +475,7 @@ static void fw_cfg_machine_ready(struct Notifier *n, void *data) char *bootindex = get_boot_devices_list(&len); fw_cfg_add_file(s, "bootorder", (uint8_t*)bootindex, len); + fw_cfg_romfile_storeint(s, "etc/s3-resume-vga-init", 1); } FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port, diff --git a/hw/fw_cfg.h b/hw/fw_cfg.h index 856bf91..f2ba50d 100644 --- a/hw/fw_cfg.h +++ b/hw/fw_cfg.h @@ -62,6 +62,7 @@ int fw_cfg_add_callback(FWCfgState *s, uint16_t key, FWCfgCallback callback, void *callback_opaque, uint8_t *data, size_t len); int fw_cfg_add_file(FWCfgState *s, const char *filename, uint8_t *data, uint32_t len); +void fw_cfg_romfile_storeint(FWCfgState *s, const char *fn, uint64_t val); FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port, target_phys_addr_t crl_addr, target_phys_addr_t data_addr); -- 1.7.1
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