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-rw-r--r--arch/arc/mm/init.c7
-rw-r--r--arch/arm/mm/init.c8
-rw-r--r--arch/c6x/kernel/devicetree.c31
-rw-r--r--arch/metag/mm/init.c9
-rw-r--r--arch/microblaze/kernel/prom.c9
-rw-r--r--arch/mips/kernel/prom.c10
-rw-r--r--arch/openrisc/kernel/prom.c9
-rw-r--r--arch/powerpc/kernel/prom.c32
-rw-r--r--arch/x86/kernel/devicetree.c9
-rw-r--r--arch/xtensa/kernel/setup.c15
-rw-r--r--drivers/of/fdt.c9
-rw-r--r--include/linux/of_fdt.h10
12 files changed, 36 insertions, 122 deletions
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c
index 7991e08d606b..ebaa9f7db126 100644
--- a/arch/arc/mm/init.c
+++ b/arch/arc/mm/init.c
@@ -155,10 +155,3 @@ void __init free_initrd_mem(unsigned long start, unsigned long end)
free_reserved_area(start, end, 0, "initrd");
}
#endif
-
-#ifdef CONFIG_OF_FLATTREE
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- pr_err("%s(%llx, %llx)\n", __func__, start, end);
-}
-#endif /* CONFIG_OF_FLATTREE */
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 9f046a2dc5a1..99ce71e488b2 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -76,14 +76,6 @@ static int __init parse_tag_initrd2(const struct tag *tag)
__tagtable(ATAG_INITRD2, parse_tag_initrd2);
-#ifdef CONFIG_OF_FLATTREE
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- phys_initrd_start = start;
- phys_initrd_size = end - start;
-}
-#endif /* CONFIG_OF_FLATTREE */
-
/*
* This keeps memory configuration data used by a couple memory
* initialization functions, as well as show_mem() for the skipping
diff --git a/arch/c6x/kernel/devicetree.c b/arch/c6x/kernel/devicetree.c
index 9e15ab9199b2..cc89158a0892 100644
--- a/arch/c6x/kernel/devicetree.c
+++ b/arch/c6x/kernel/devicetree.c
@@ -10,37 +10,6 @@
*
*/
#include <linux/init.h>
-#include <linux/of.h>
-#include <linux/of_fdt.h>
-#include <linux/initrd.h>
-#include <linux/memblock.h>
-
-void __init early_init_devtree(void *params)
-{
- /* Setup flat device-tree pointer */
- initial_boot_params = params;
-
- /* Retrieve various informations from the /chosen node of the
- * device-tree, including the platform type, initrd location and
- * size and more ...
- */
- of_scan_flat_dt(early_init_dt_scan_chosen, c6x_command_line);
-
- /* Scan memory nodes and rebuild MEMBLOCKs */
- of_scan_flat_dt(early_init_dt_scan_root, NULL);
- of_scan_flat_dt(early_init_dt_scan_memory, NULL);
-}
-
-
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
void __init early_init_dt_add_memory_arch(u64 base, u64 size)
{
c6x_add_memory(base, size);
diff --git a/arch/metag/mm/init.c b/arch/metag/mm/init.c
index bdc48111f0df..7356c74ab96a 100644
--- a/arch/metag/mm/init.c
+++ b/arch/metag/mm/init.c
@@ -12,7 +12,6 @@
#include <linux/percpu.h>
#include <linux/memblock.h>
#include <linux/initrd.h>
-#include <linux/of_fdt.h>
#include <asm/setup.h>
#include <asm/page.h>
@@ -417,11 +416,3 @@ void free_initrd_mem(unsigned long start, unsigned long end)
free_reserved_area(start, end, POISON_FREE_INITMEM, "initrd");
}
#endif
-
-#ifdef CONFIG_OF_FLATTREE
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- pr_err("%s(%llx, %llx)\n",
- __func__, start, end);
-}
-#endif /* CONFIG_OF_FLATTREE */
diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index 59f2df02e817..e20eb41f983a 100644
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -125,15 +125,6 @@ void __init early_init_devtree(void *params)
pr_debug(" <- early_init_devtree()\n");
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
/*******
*
* New implementation of the OF "find" APIs, return a refcounted
diff --git a/arch/mips/kernel/prom.c b/arch/mips/kernel/prom.c
index 32b87882ac87..233bc2ea6002 100644
--- a/arch/mips/kernel/prom.c
+++ b/arch/mips/kernel/prom.c
@@ -13,7 +13,6 @@
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/bootmem.h>
-#include <linux/initrd.h>
#include <linux/debugfs.h>
#include <linux/of.h>
#include <linux/of_fdt.h>
@@ -57,15 +56,6 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
int __init early_init_dt_scan_model(unsigned long node, const char *uname,
int depth, void *data)
{
diff --git a/arch/openrisc/kernel/prom.c b/arch/openrisc/kernel/prom.c
index a63e76872f84..1ecc7a90a10f 100644
--- a/arch/openrisc/kernel/prom.c
+++ b/arch/openrisc/kernel/prom.c
@@ -89,12 +89,3 @@ void __init early_init_devtree(void *params)
initial_boot_params = alloc;
}
-
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c
index 924cf9d51550..11ca23b67795 100644
--- a/arch/powerpc/kernel/prom.c
+++ b/arch/powerpc/kernel/prom.c
@@ -544,14 +544,34 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
memblock_add(base, size);
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
+static void __init early_reserve_mem_dt(void)
{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
+ unsigned long i, len, dt_root;
+ const __be32 *prop;
+
+ dt_root = of_get_flat_dt_root();
+
+ prop = of_get_flat_dt_prop(dt_root, "reserved-ranges", &len);
+
+ if (!prop)
+ return;
+
+ DBG("Found new-style reserved-ranges\n");
+
+ /* Each reserved range is an (address,size) pair, 2 cells each,
+ * totalling 4 cells per range. */
+ for (i = 0; i < len / (sizeof(*prop) * 4); i++) {
+ u64 base, size;
+
+ base = of_read_number(prop + (i * 4) + 0, 2);
+ size = of_read_number(prop + (i * 4) + 2, 2);
+
+ if (size) {
+ DBG("reserving: %llx -> %llx\n", base, size);
+ memblock_reserve(base, size);
+ }
+ }
}
-#endif
static void __init early_reserve_mem(void)
{
diff --git a/arch/x86/kernel/devicetree.c b/arch/x86/kernel/devicetree.c
index 2fbad6b9f23c..27ffa7b8beee 100644
--- a/arch/x86/kernel/devicetree.c
+++ b/arch/x86/kernel/devicetree.c
@@ -51,15 +51,6 @@ void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
return __alloc_bootmem(size, align, __pa(MAX_DMA_ADDRESS));
}
-#ifdef CONFIG_BLK_DEV_INITRD
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (unsigned long)__va(start);
- initrd_end = (unsigned long)__va(end);
- initrd_below_start_ok = 1;
-}
-#endif
-
void __init add_dtb(u64 data)
{
initial_dtb = data + offsetof(struct setup_data, data);
diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c
index a5214542f312..0c5dd5635684 100644
--- a/arch/xtensa/kernel/setup.c
+++ b/arch/xtensa/kernel/setup.c
@@ -64,8 +64,8 @@ extern struct rtc_ops no_rtc_ops;
struct rtc_ops *rtc_ops;
#ifdef CONFIG_BLK_DEV_INITRD
-extern void *initrd_start;
-extern void *initrd_end;
+extern unsigned long initrd_start;
+extern unsigned long initrd_end;
int initrd_is_mapped = 0;
extern int initrd_below_start_ok;
#endif
@@ -152,8 +152,8 @@ static int __init parse_tag_initrd(const bp_tag_t* tag)
{
meminfo_t* mi;
mi = (meminfo_t*)(tag->data);
- initrd_start = __va(mi->start);
- initrd_end = __va(mi->end);
+ initrd_start = (unsigned long)__va(mi->start);
+ initrd_end = (unsigned long)__va(mi->end);
return 0;
}
@@ -170,13 +170,6 @@ static int __init parse_tag_fdt(const bp_tag_t *tag)
__tagtable(BP_TAG_FDT, parse_tag_fdt);
-void __init early_init_dt_setup_initrd_arch(u64 start, u64 end)
-{
- initrd_start = (void *)__va(start);
- initrd_end = (void *)__va(end);
- initrd_below_start_ok = 1;
-}
-
#endif /* CONFIG_OF */
#endif /* CONFIG_BLK_DEV_INITRD */
diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 9ef99cd21a6c..a6287c6ad6c2 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -551,7 +551,7 @@ int __init of_flat_dt_match(unsigned long node, const char *const *compat)
* early_init_dt_check_for_initrd - Decode initrd location from flat tree
* @node: reference to node containing initrd location ('chosen')
*/
-void __init early_init_dt_check_for_initrd(unsigned long node)
+static void __init early_init_dt_check_for_initrd(unsigned long node)
{
u64 start, end;
unsigned long len;
@@ -569,12 +569,15 @@ void __init early_init_dt_check_for_initrd(unsigned long node)
return;
end = of_read_number(prop, len/4);
- early_init_dt_setup_initrd_arch(start, end);
+ initrd_start = (unsigned long)__va(start);
+ initrd_end = (unsigned long)__va(end);
+ initrd_below_start_ok = 1;
+
pr_debug("initrd_start=0x%llx initrd_end=0x%llx\n",
(unsigned long long)start, (unsigned long long)end);
}
#else
-inline void early_init_dt_check_for_initrd(unsigned long node)
+static inline void early_init_dt_check_for_initrd(unsigned long node)
{
}
#endif /* CONFIG_BLK_DEV_INITRD */
diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h
index 6b2bf7e9e7d4..98b340d2b14c 100644
--- a/include/linux/of_fdt.h
+++ b/include/linux/of_fdt.h
@@ -93,22 +93,12 @@ extern unsigned long of_get_flat_dt_root(void);
extern int early_init_dt_scan_chosen(unsigned long node, const char *uname,
int depth, void *data);
-extern void early_init_dt_check_for_initrd(unsigned long node);
extern int early_init_dt_scan_memory(unsigned long node, const char *uname,
int depth, void *data);
extern void early_init_dt_add_memory_arch(u64 base, u64 size);
extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align);
extern u64 dt_mem_next_cell(int s, __be32 **cellp);
-/*
- * If BLK_DEV_INITRD, the fdt early init code will call this function,
- * to be provided by the arch code. start and end are specified as
- * physical addresses.
- */
-#ifdef CONFIG_BLK_DEV_INITRD
-extern void early_init_dt_setup_initrd_arch(u64 start, u64 end);
-#endif
-
/* Early flat tree scan hooks */
extern int early_init_dt_scan_root(unsigned long node, const char *uname,
int depth, void *data);
generated by cgit v1.2.3 (git 2.0.4) at 2024-07-05 11:57:48 +0000