修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/sparc/mm/init_32.c
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@@ -22,7 +22,6 @@
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 #include <linux/initrd.h>
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 #include <linux/init.h>
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 #include <linux/highmem.h>
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-#include <linux/bootmem.h>
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 #include <linux/memblock.h>
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 #include <linux/pagemap.h>
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 #include <linux/poison.h>
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@@ -30,9 +29,7 @@
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 #include <asm/sections.h>
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 #include <asm/page.h>
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-#include <asm/pgtable.h>
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 #include <asm/vaddrs.h>
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-#include <asm/pgalloc.h>	/* bug in asm-generic/tlb.h: check_pgt_cache */
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 #include <asm/setup.h>
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 #include <asm/tlb.h>
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 #include <asm/prom.h>
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@@ -195,6 +192,7 @@
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 	/* Reserve the kernel text/data/bss. */
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 	size = (start_pfn << PAGE_SHIFT) - phys_base;
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 	memblock_reserve(phys_base, size);
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+	memblock_add(phys_base, size);
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 	size = memblock_phys_mem_size() - memblock_reserved_size();
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 	*pages_avail = (size >> PAGE_SHIFT) - high_pages;
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@@ -268,7 +266,7 @@
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 	i = last_valid_pfn >> ((20 - PAGE_SHIFT) + 5);
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 	i += 1;
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 	sparc_valid_addr_bitmap = (unsigned long *)
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-		__alloc_bootmem(i << 2, SMP_CACHE_BYTES, 0UL);
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+		memblock_alloc(i << 2, SMP_CACHE_BYTES);
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 	if (sparc_valid_addr_bitmap == NULL) {
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 		prom_printf("mem_init: Cannot alloc valid_addr_bitmap.\n");
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@@ -280,7 +278,7 @@
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 	max_mapnr = last_valid_pfn - pfn_base;
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 	high_memory = __va(max_low_pfn << PAGE_SHIFT);
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-	free_all_bootmem();
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+	memblock_free_all();
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 	for (i = 0; sp_banks[i].num_bytes != 0; i++) {
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 		unsigned long start_pfn = sp_banks[i].base_addr >> PAGE_SHIFT;
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@@ -297,19 +295,6 @@
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 	mem_init_print_info(NULL);
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 }
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-
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-void free_initmem (void)
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-{
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-	free_initmem_default(POISON_FREE_INITMEM);
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-}
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-
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-#ifdef CONFIG_BLK_DEV_INITRD
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-void free_initrd_mem(unsigned long start, unsigned long end)
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-{
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-	free_reserved_area((void *)start, (void *)end, POISON_FREE_INITMEM,
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-			   "initrd");
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-}
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-#endif
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 void sparc_flush_page_to_ram(struct page *page)
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 {