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[amazon] Read the size of the available memory from parameters passed to the kernel by firmware.
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18604 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -59,12 +59,28 @@ void prom_printf(const char * fmt, ...)
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void __init prom_init(void)
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void __init prom_init(void)
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{
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{
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char **envp = (char **) fw_arg2;
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int memsize = 16; /* assume 16M as default */
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mips_machgroup = MACH_GROUP_INFINEON;
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mips_machgroup = MACH_GROUP_INFINEON;
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mips_machtype = MACH_INFINEON_AMAZON;
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mips_machtype = MACH_INFINEON_AMAZON;
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envp = (char **)KSEG1ADDR((unsigned long)envp);
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while (*envp) {
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char *e = (char *)KSEG1ADDR(*envp);
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if (!strncmp(e, "memsize=", 8)) {
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e += 8;
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memsize = simple_strtoul(e, NULL, 10);
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}
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envp++;
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}
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memsize *= 1024 * 1024;
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strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2");
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strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2");
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add_memory_region(0x00000000, 0x1000000, BOOT_MEM_RAM);
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add_memory_region(0x00000000, memsize, BOOT_MEM_RAM);
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}
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}
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void prom_free_prom_memory(void)
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void prom_free_prom_memory(void)
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@ -1,12 +1,12 @@
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--- a/arch/mips/amazon/prom.c
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--- a/arch/mips/amazon/prom.c
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+++ b/arch/mips/amazon/prom.c
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+++ b/arch/mips/amazon/prom.c
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@@ -59,9 +59,6 @@ void prom_printf(const char * fmt, ...)
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@@ -63,9 +63,6 @@ void __init prom_init(void)
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int memsize = 16; /* assume 16M as default */
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void __init prom_init(void)
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{
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- mips_machgroup = MACH_GROUP_INFINEON;
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- mips_machgroup = MACH_GROUP_INFINEON;
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- mips_machtype = MACH_INFINEON_AMAZON;
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- mips_machtype = MACH_INFINEON_AMAZON;
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-
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-
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strcpy(&(arcs_cmdline[0]), "console=ttyS0,115200 rootfstype=squashfs,jffs2");
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envp = (char **)KSEG1ADDR((unsigned long)envp);
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while (*envp) {
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add_memory_region(0x00000000, 0x1000000, BOOT_MEM_RAM);
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char *e = (char *)KSEG1ADDR(*envp);
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