#include <dm.h>
#include <hang.h>
#include <init.h>
+#include <log.h>
#include <malloc.h>
+#include <net.h>
#include <dm/of_extra.h>
#include <env.h>
#include <errno.h>
#include <asm/sections.h>
#include <linux/ctype.h>
#include <linux/lzo.h>
+#include <linux/ioport.h>
DECLARE_GLOBAL_DATA_PTR;
return 0;
}
+
+int fdtdec_get_pci_bus_range(const void *blob, int node,
+ struct fdt_resource *res)
+{
+ const u32 *values;
+ int len;
+
+ values = fdt_getprop(blob, node, "bus-range", &len);
+ if (!values || len < sizeof(*values) * 2)
+ return -EINVAL;
+
+ res->start = fdt32_to_cpu(*values++);
+ res->end = fdt32_to_cpu(*values);
+
+ return 0;
+}
#endif
uint64_t fdtdec_get_uint64(const void *blob, int node, const char *prop_name,
return rc;
}
-int fdtdec_get_child_count(const void *blob, int node)
-{
- int subnode;
- int num = 0;
-
- fdt_for_each_subnode(subnode, blob, node)
- num++;
-
- return num;
-}
-
int fdtdec_get_byte_array(const void *blob, int node, const char *prop_name,
u8 *array, int count)
{
return ret;
}
-int fdtdec_setup_mem_size_base_fdt(const void *blob)
+int fdtdec_setup_mem_size_base(void)
{
- int ret, mem;
- struct fdt_resource res;
+ int ret;
+ ofnode mem;
+ struct resource res;
- mem = fdt_path_offset(blob, "/memory");
- if (mem < 0) {
+ mem = ofnode_path("/memory");
+ if (!ofnode_valid(mem)) {
debug("%s: Missing /memory node\n", __func__);
return -EINVAL;
}
- ret = fdt_get_resource(blob, mem, "reg", 0, &res);
+ ret = ofnode_read_resource(mem, 0, &res);
if (ret != 0) {
debug("%s: Unable to decode first memory bank\n", __func__);
return -EINVAL;
return 0;
}
-int fdtdec_setup_mem_size_base(void)
-{
- return fdtdec_setup_mem_size_base_fdt(gd->fdt_blob);
-}
-
#if defined(CONFIG_NR_DRAM_BANKS)
-static int get_next_memory_node(const void *blob, int mem)
+ofnode get_next_memory_node(ofnode mem)
{
do {
- mem = fdt_node_offset_by_prop_value(blob, mem,
- "device_type", "memory", 7);
- } while (!fdtdec_get_is_enabled(blob, mem));
+ mem = ofnode_by_prop_value(mem, "device_type", "memory", 7);
+ } while (!ofnode_is_available(mem));
return mem;
}
-int fdtdec_setup_memory_banksize_fdt(const void *blob)
+int fdtdec_setup_memory_banksize(void)
{
- int bank, ret, mem, reg = 0;
- struct fdt_resource res;
+ int bank, ret, reg = 0;
+ struct resource res;
+ ofnode mem = ofnode_null();
- mem = get_next_memory_node(blob, -1);
- if (mem < 0) {
+ mem = get_next_memory_node(mem);
+ if (!ofnode_valid(mem)) {
debug("%s: Missing /memory node\n", __func__);
return -EINVAL;
}
for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
- ret = fdt_get_resource(blob, mem, "reg", reg++, &res);
- if (ret == -FDT_ERR_NOTFOUND) {
+ ret = ofnode_read_resource(mem, reg++, &res);
+ if (ret < 0) {
reg = 0;
- mem = get_next_memory_node(blob, mem);
- if (mem == -FDT_ERR_NOTFOUND)
+ mem = get_next_memory_node(mem);
+ if (ofnode_valid(mem))
break;
- ret = fdt_get_resource(blob, mem, "reg", reg++, &res);
- if (ret == -FDT_ERR_NOTFOUND)
+ ret = ofnode_read_resource(mem, reg++, &res);
+ if (ret < 0)
break;
}
- if (ret != 0) {
+
+ if (ret != 0)
return -EINVAL;
- }
gd->bd->bi_dram[bank].start = (phys_addr_t)res.start;
gd->bd->bi_dram[bank].size =
return 0;
}
-int fdtdec_setup_memory_banksize(void)
+int fdtdec_setup_mem_size_base_lowest(void)
{
- return fdtdec_setup_memory_banksize_fdt(gd->fdt_blob);
+ int bank, ret, reg = 0;
+ struct resource res;
+ unsigned long base;
+ phys_size_t size;
+ ofnode mem = ofnode_null();
+
+ gd->ram_base = (unsigned long)~0;
+ mem = get_next_memory_node(mem);
+ if (!ofnode_valid(mem)) {
+ debug("%s: Missing /memory node\n", __func__);
+ return -EINVAL;
+ }
+
+ for (bank = 0; bank < CONFIG_NR_DRAM_BANKS; bank++) {
+ ret = ofnode_read_resource(mem, reg++, &res);
+ if (ret < 0) {
+ reg = 0;
+ mem = get_next_memory_node(mem);
+ if (ofnode_valid(mem))
+ break;
+
+ ret = ofnode_read_resource(mem, reg++, &res);
+ if (ret < 0)
+ break;
+ }
+
+ if (ret != 0)
+ return -EINVAL;
+
+ base = (unsigned long)res.start;
+ size = (phys_size_t)(res.end - res.start + 1);
+
+ if (gd->ram_base > base && size) {
+ gd->ram_base = base;
+ gd->ram_size = size;
+ debug("%s: Initial DRAM base %lx size %lx\n",
+ __func__, base, (unsigned long)size);
+ }
+ }
+
+ return 0;
}
#endif
/* find a matching node and return the phandle to that */
fdt_for_each_subnode(node, blob, parent) {
const char *name = fdt_get_name(blob, node, NULL);
- phys_addr_t addr, size;
+ fdt_addr_t addr;
+ fdt_size_t size;
- addr = fdtdec_get_addr_size(blob, node, "reg", &size);
+ addr = fdtdec_get_addr_size_fixed(blob, node, "reg", 0, na, ns,
+ &size, false);
if (addr == FDT_ADDR_T_NONE) {
debug("failed to read address/size for %s\n", name);
continue;
}
- if (addr == carveout->start && (addr + size) == carveout->end) {
+ if (addr == carveout->start && (addr + size - 1) ==
+ carveout->end) {
if (phandlep)
*phandlep = fdt_get_phandle(blob, node);
return 0;
return 0;
}
+__weak int fdtdec_board_setup(const void *fdt_blob)
+{
+ return 0;
+}
+
int fdtdec_setup(void)
{
+ int ret;
#if CONFIG_IS_ENABLED(OF_CONTROL)
# if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
void *fdt_blob;
# endif
#endif
- return fdtdec_prepare_fdt();
+ ret = fdtdec_prepare_fdt();
+ if (!ret)
+ ret = fdtdec_board_setup(gd->fdt_blob);
+ return ret;
}
#if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
#ifdef CONFIG_NR_DRAM_BANKS
int fdtdec_decode_ram_size(const void *blob, const char *area, int board_id,
- phys_addr_t *basep, phys_size_t *sizep, bd_t *bd)
+ phys_addr_t *basep, phys_size_t *sizep,
+ struct bd_info *bd)
{
int addr_cells, size_cells;
const u32 *cell, *end;
projects / platform / kernel / u-boot.git / blobdiff