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[PATCHv2] sun4m: add display width and height to the firmware configuration

Message ID 1374871371-18188-1-git-send-email-mark.cave-ayland@ilande.co.uk
State New
Headers show

Commit Message

Mark Cave-Ayland July 26, 2013, 8:42 p.m. UTC 
Currently the graphics resolution for TCX is fixed at 1024x768, however
other framebuffers are capable of supporting additional resolutions.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
CC: Anthony Liguori <aliguori@us.ibm.com>
CC: Blue Swirl <blauwirbel@gmail.com>
---
 hw/sparc/sun4m.c |    4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 7a0c1ab..5c7bd31 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -66,6 +66,8 @@ 
 #define PROM_FILENAME        "openbios-sparc32"
 #define CFG_ADDR             0xd00000510ULL
 #define FW_CFG_SUN4M_DEPTH   (FW_CFG_ARCH_LOCAL + 0x00)
+#define FW_CFG_SUN4M_WIDTH   (FW_CFG_ARCH_LOCAL + 0x01)
+#define FW_CFG_SUN4M_HEIGHT  (FW_CFG_ARCH_LOCAL + 0x02)
 
 #define MAX_CPUS 16
 #define MAX_PILS 16
@@ -991,6 +993,8 @@  static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
     fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
     fw_cfg_add_i16(fw_cfg, FW_CFG_MACHINE_ID, hwdef->machine_id);
     fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_DEPTH, graphic_depth);
+    fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_WIDTH, graphic_width);
+    fw_cfg_add_i16(fw_cfg, FW_CFG_SUN4M_HEIGHT, graphic_height);
     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, KERNEL_LOAD_ADDR);
     fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
     if (kernel_cmdline) {