Use firmware configuration instead of NVRAM (initial patch by Aurelien Jarno)

[mirror_qemu.git] / hw / sun4u.c

diff --git a/hw/sun4u.c b/hw/sun4u.c
index 1798c30e8f2326d360973f89a83ee9cc36cb31ac..a8c4347e1257608dfb9396f6fb1dbe7b3ac828a0 100644 (file)
--- a/hw/sun4u.c
+++ b/hw/sun4u.c
@@ -89,24 +89,9 @@ void DMA_register_channel (int nchan,
 {
 }
 
-static int nvram_boot_set(void *opaque, const char *boot_device)
+static int fw_cfg_boot_set(void *opaque, const char *boot_device)
 {
-    unsigned int i;
-    uint8_t image[sizeof(ohwcfg_v3_t)];
-    ohwcfg_v3_t *header = (ohwcfg_v3_t *)ℑ
-    m48t59_t *nvram = (m48t59_t *)opaque;
-
-    for (i = 0; i < sizeof(image); i++)
-        image[i] = m48t59_read(nvram, i) & 0xff;
-
-    pstrcpy((char *)header->boot_devices, sizeof(header->boot_devices),
-            boot_device);
-    header->nboot_devices = strlen(boot_device) & 0xff;
-    header->crc = cpu_to_be16(OHW_compute_crc(header, 0x00, 0xF8));
-
-    for (i = 0; i < sizeof(image); i++)
-        m48t59_write(nvram, i, image[i]);
-
+    fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]);
     return 0;
 }
 
@@ -124,51 +109,11 @@ static int sun4u_NVRAM_set_params (m48t59_t *nvram, uint16_t NVRAM_size,
     unsigned int i;
     uint32_t start, end;
     uint8_t image[0x1ff0];
-    ohwcfg_v3_t *header = (ohwcfg_v3_t *)&image;
-    struct sparc_arch_cfg *sparc_header;
     struct OpenBIOS_nvpart_v1 *part_header;
 
     memset(image, '\0', sizeof(image));
 
-    // Try to match PPC NVRAM
-    pstrcpy((char *)header->struct_ident, sizeof(header->struct_ident),
-            "QEMU_BIOS");
-    header->struct_version = cpu_to_be32(3); /* structure v3 */
-
-    header->nvram_size = cpu_to_be16(NVRAM_size);
-    header->nvram_arch_ptr = cpu_to_be16(sizeof(ohwcfg_v3_t));
-    header->nvram_arch_size = cpu_to_be16(sizeof(struct sparc_arch_cfg));
-    pstrcpy((char *)header->arch, sizeof(header->arch), arch);
-    header->nb_cpus = smp_cpus & 0xff;
-    header->RAM0_base = 0;
-    header->RAM0_size = cpu_to_be64((uint64_t)RAM_size);
-    pstrcpy((char *)header->boot_devices, sizeof(header->boot_devices),
-            boot_devices);
-    header->nboot_devices = strlen(boot_devices) & 0xff;
-    header->kernel_image = cpu_to_be64((uint64_t)kernel_image);
-    header->kernel_size = cpu_to_be64((uint64_t)kernel_size);
-    if (cmdline) {
-        pstrcpy_targphys(CMDLINE_ADDR, TARGET_PAGE_SIZE, cmdline);
-        header->cmdline = cpu_to_be64((uint64_t)CMDLINE_ADDR);
-        header->cmdline_size = cpu_to_be64((uint64_t)strlen(cmdline));
-    }
-    header->initrd_image = cpu_to_be64((uint64_t)initrd_image);
-    header->initrd_size = cpu_to_be64((uint64_t)initrd_size);
-    header->NVRAM_image = cpu_to_be64((uint64_t)NVRAM_image);
-
-    header->width = cpu_to_be16(width);
-    header->height = cpu_to_be16(height);
-    header->depth = cpu_to_be16(depth);
-    if (nographic)
-        header->graphic_flags = cpu_to_be16(OHW_GF_NOGRAPHICS);
-
-    header->crc = cpu_to_be16(OHW_compute_crc(header, 0x00, 0xF8));
-
-    // Architecture specific header
-    start = sizeof(ohwcfg_v3_t);
-    sparc_header = (struct sparc_arch_cfg *)&image[start];
-    sparc_header->valid = 0;
-    start += sizeof(struct sparc_arch_cfg);
+    start = 0;
 
     // OpenBIOS nvram variables
     // Variable partition
@@ -200,16 +145,14 @@ static int sun4u_NVRAM_set_params (m48t59_t *nvram, uint16_t NVRAM_size,
     for (i = 0; i < sizeof(image); i++)
         m48t59_write(nvram, i, image[i]);
 
-    qemu_register_boot_set(nvram_boot_set, nvram);
-
     return 0;
 }
 
-void pic_info(void)
+void pic_info(Monitor *mon)
 {
 }
 
-void irq_info(void)
+void irq_info(Monitor *mon)
 {
 }
 
@@ -575,6 +518,18 @@ static void sun4uv_init(ram_addr_t RAM_size, int vga_ram_size,
     fw_cfg_add_i32(fw_cfg, FW_CFG_ID, 1);
     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_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) {
+        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
+        pstrcpy_targphys(CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
+    } else {
+        fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
+    }
+    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_ADDR, INITRD_LOAD_ADDR);
+    fw_cfg_add_i32(fw_cfg, FW_CFG_INITRD_SIZE, initrd_size);
+    fw_cfg_add_i16(fw_cfg, FW_CFG_BOOT_DEVICE, boot_devices[0]);
+    qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
 }
 
 enum {