X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=arch%2Fmips%2Flib%2Fbootm.c;h=e289799c1ee3c42247f308465494a356eb087691;hb=3b2ae345d176b3cdd8b21732ce9fc2e6dd212ee2;hp=71bb0d2a199b28512828640352ec547b67cf6ff9;hpb=f44483b57c49282299da0e5c10073b909cdad979;p=karo-tx-uboot.git

diff --git a/arch/mips/lib/bootm.c b/arch/mips/lib/bootm.c
index 71bb0d2a19..e289799c1e 100644
--- a/arch/mips/lib/bootm.c
+++ b/arch/mips/lib/bootm.c
@@ -6,10 +6,8 @@
  */
 
 #include <common.h>
-#include <command.h>
 #include <image.h>
-#include <u-boot/zlib.h>
-#include <asm/byteorder.h>
+#include <fdt_support.h>
 #include <asm/addrspace.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -23,6 +21,18 @@ DECLARE_GLOBAL_DATA_PTR;
 #define mips_boot_malta		0
 #endif
 
+#if defined(CONFIG_MIPS_BOOT_CMDLINE_LEGACY)
+#define mips_boot_cmdline_legacy	1
+#else
+#define mips_boot_cmdline_legacy	0
+#endif
+
+#if defined(CONFIG_MIPS_BOOT_ENV_LEGACY)
+#define mips_boot_env_legacy	1
+#else
+#define mips_boot_env_legacy	0
+#endif
+
 static int linux_argc;
 static char **linux_argv;
 static char *linux_argp;
@@ -52,6 +62,50 @@ void arch_lmb_reserve(struct lmb *lmb)
 	lmb_reserve(lmb, sp, CONFIG_SYS_SDRAM_BASE + gd->ram_size - sp);
 }
 
+static int boot_setup_linux(bootm_headers_t *images)
+{
+	int ret;
+	ulong rd_len;
+
+	rd_len = images->rd_end - images->rd_start;
+	ret = boot_ramdisk_high(&images->lmb, images->rd_start,
+		rd_len, &images->initrd_start, &images->initrd_end);
+	if (ret)
+		return ret;
+
+#if defined(CONFIG_MIPS_BOOT_FDT) && defined(CONFIG_OF_LIBFDT)
+	if (images->ft_len) {
+		boot_fdt_add_mem_rsv_regions(&images->lmb, images->ft_addr);
+
+		ret = boot_relocate_fdt(&images->lmb, &images->ft_addr,
+			&images->ft_len);
+		if (ret)
+			return ret;
+	}
+#endif
+
+	return 0;
+}
+
+static void boot_setup_fdt(bootm_headers_t *images)
+{
+#if defined(CONFIG_MIPS_BOOT_FDT) && defined(CONFIG_OF_LIBFDT)
+	u64 mem_start = 0;
+	u64 mem_size = gd->ram_size;
+
+	debug("## setup FDT\n");
+
+	fdt_chosen(images->ft_addr, 1);
+	fdt_fixup_memory_banks(images->ft_addr, &mem_start, &mem_size, 1);
+	fdt_fixup_ethernet(images->ft_addr);
+	fdt_initrd(images->ft_addr, images->initrd_start, images->initrd_end, 1);
+
+#if defined(CONFIG_OF_BOARD_SETUP)
+	ft_board_setup(images->ft_addr, gd->bd);
+#endif
+#endif
+}
+
 static void linux_cmdline_init(void)
 {
 	linux_argc = 1;
@@ -81,7 +135,7 @@ static void linux_cmdline_dump(void)
 		debug("   arg %03d: %s\n", i, linux_argv[i]);
 }
 
-static void boot_cmdline_linux(bootm_headers_t *images)
+static void linux_cmdline_legacy(bootm_headers_t *images)
 {
 	const char *bootargs, *next, *quote;
 
@@ -119,8 +173,40 @@ static void boot_cmdline_linux(bootm_headers_t *images)
 
 		bootargs = next;
 	}
+}
 
-	linux_cmdline_dump();
+static void linux_cmdline_append(bootm_headers_t *images)
+{
+	char buf[24];
+	ulong mem, rd_start, rd_size;
+
+	/* append mem */
+	mem = gd->ram_size >> 20;
+	sprintf(buf, "mem=%luM", mem);
+	linux_cmdline_set(buf, strlen(buf));
+
+	/* append rd_start and rd_size */
+	rd_start = images->initrd_start;
+	rd_size = images->initrd_end - images->initrd_start;
+
+	if (rd_size) {
+		sprintf(buf, "rd_start=0x%08lX", rd_start);
+		linux_cmdline_set(buf, strlen(buf));
+		sprintf(buf, "rd_size=0x%lX", rd_size);
+		linux_cmdline_set(buf, strlen(buf));
+	}
+}
+
+static void boot_cmdline_linux(bootm_headers_t *images)
+{
+	if (mips_boot_cmdline_legacy && !images->ft_len) {
+		linux_cmdline_legacy(images);
+
+		if (!mips_boot_env_legacy)
+			linux_cmdline_append(images);
+
+		linux_cmdline_dump();
+	}
 }
 
 static void linux_env_init(void)
@@ -154,7 +240,7 @@ static void linux_env_set(const char *env_name, const char *env_val)
 	}
 }
 
-static void boot_prep_linux(bootm_headers_t *images)
+static void linux_env_legacy(bootm_headers_t *images)
 {
 	char env_buf[12];
 	const char *cp;
@@ -202,6 +288,15 @@ static void boot_prep_linux(bootm_headers_t *images)
 	}
 }
 
+static void boot_prep_linux(bootm_headers_t *images)
+{
+	if (mips_boot_env_legacy && !images->ft_len)
+		linux_env_legacy(images);
+
+	if (images->ft_len)
+		boot_setup_fdt(images);
+}
+
 static void boot_jump_linux(bootm_headers_t *images)
 {
 	typedef void __noreturn (*kernel_entry_t)(int, ulong, ulong, ulong);
@@ -215,15 +310,25 @@ static void boot_jump_linux(bootm_headers_t *images)
 	if (mips_boot_malta)
 		linux_extra = gd->ram_size;
 
-	/* we assume that the kernel is in place */
-	printf("\nStarting kernel ...\n\n");
+#ifdef CONFIG_BOOTSTAGE_FDT
+	bootstage_fdt_add_report();
+#endif
+#ifdef CONFIG_BOOTSTAGE_REPORT
+	bootstage_report();
+#endif
 
-	kernel(linux_argc, (ulong)linux_argv, (ulong)linux_env, linux_extra);
+	if (images->ft_len)
+		kernel(-2, (ulong)images->ft_addr, 0, 0);
+	else
+		kernel(linux_argc, (ulong)linux_argv, (ulong)linux_env,
+			linux_extra);
 }
 
 int do_bootm_linux(int flag, int argc, char * const argv[],
 			bootm_headers_t *images)
 {
+	int ret;
+
 	/* No need for those on MIPS */
 	if (flag & BOOTM_STATE_OS_BD_T)
 		return -1;
@@ -243,6 +348,10 @@ int do_bootm_linux(int flag, int argc, char * const argv[],
 		return 0;
 	}
 
+	ret = boot_setup_linux(images);
+	if (ret)
+		return ret;
+
 	boot_cmdline_linux(images);
 	boot_prep_linux(images);
 	boot_jump_linux(images);