git: 211ca9061b5d - main - dev/fdt: Remove old fdt_get memory functions
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Date: Tue, 08 Apr 2025 10:49:13 UTC
The branch main has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=211ca9061b5d561405edeaf1df1f7fb296506d2c commit 211ca9061b5d561405edeaf1df1f7fb296506d2c Author: Andrew Turner <andrew@FreeBSD.org> AuthorDate: 2025-04-08 10:30:46 +0000 Commit: Andrew Turner <andrew@FreeBSD.org> CommitDate: 2025-04-08 10:48:28 +0000 dev/fdt: Remove old fdt_get memory functions These have been replaces with fdt_foreach equivalents so are unused. Reviewed by: imp Sponsored by: Arm Ltd Differential Revision: https://reviews.freebsd.org/D49702 --- sys/dev/fdt/fdt_common.c | 163 ----------------------------------------------- sys/dev/fdt/fdt_common.h | 3 - 2 files changed, 166 deletions(-) diff --git a/sys/dev/fdt/fdt_common.c b/sys/dev/fdt/fdt_common.c index ba323ea56d96..8a0e414595f2 100644 --- a/sys/dev/fdt/fdt_common.c +++ b/sys/dev/fdt/fdt_common.c @@ -491,63 +491,6 @@ fdt_foreach_reserved_region(fdt_mem_region_cb cb, void *arg) return (0); } -int -fdt_get_reserved_regions(struct mem_region *mr, int *mrcnt) -{ - pcell_t reserve[FDT_REG_CELLS * FDT_MEM_REGIONS]; - pcell_t *reservep; - phandle_t memory, root; - int addr_cells, size_cells; - int i, res_len, rv, tuple_size, tuples; - - root = OF_finddevice("/"); - memory = OF_finddevice("/memory"); - if (memory == -1) { - rv = ENXIO; - goto out; - } - - if ((rv = fdt_addrsize_cells(OF_parent(memory), &addr_cells, - &size_cells)) != 0) - goto out; - - if (addr_cells > 2) { - rv = ERANGE; - goto out; - } - - tuple_size = sizeof(pcell_t) * (addr_cells + size_cells); - - res_len = OF_getproplen(root, "memreserve"); - if (res_len <= 0 || res_len > sizeof(reserve)) { - rv = ERANGE; - goto out; - } - - if (OF_getprop(root, "memreserve", reserve, res_len) <= 0) { - rv = ENXIO; - goto out; - } - - tuples = res_len / tuple_size; - reservep = (pcell_t *)&reserve; - for (i = 0; i < tuples; i++) { - - rv = fdt_data_to_res(reservep, addr_cells, size_cells, - (u_long *)&mr[i].mr_start, (u_long *)&mr[i].mr_size); - - if (rv != 0) - goto out; - - reservep += addr_cells + size_cells; - } - - *mrcnt = i; - rv = 0; -out: - return (rv); -} - int fdt_foreach_reserved_mem(fdt_mem_region_cb cb, void *arg) { @@ -586,47 +529,6 @@ fdt_foreach_reserved_mem(fdt_mem_region_cb cb, void *arg) return (0); } -int -fdt_get_reserved_mem(struct mem_region *reserved, int *mreserved) -{ - pcell_t reg[FDT_REG_CELLS]; - phandle_t child, root; - int addr_cells, size_cells; - int i, rv; - - root = OF_finddevice("/reserved-memory"); - if (root == -1) { - return (ENXIO); - } - - if ((rv = fdt_addrsize_cells(root, &addr_cells, &size_cells)) != 0) - return (rv); - - if (addr_cells + size_cells > FDT_REG_CELLS) - panic("Too many address and size cells %d %d", addr_cells, - size_cells); - - i = 0; - for (child = OF_child(root); child != 0; child = OF_peer(child)) { - if (!OF_hasprop(child, "no-map")) - continue; - - rv = OF_getprop(child, "reg", reg, sizeof(reg)); - if (rv <= 0) - /* XXX: Does a no-map of a dynamic range make sense? */ - continue; - - fdt_data_to_res(reg, addr_cells, size_cells, - (u_long *)&reserved[i].mr_start, - (u_long *)&reserved[i].mr_size); - i++; - } - - *mreserved = i; - - return (0); -} - int fdt_foreach_mem_region(fdt_mem_region_cb cb, void *arg) { @@ -674,71 +576,6 @@ fdt_foreach_mem_region(fdt_mem_region_cb cb, void *arg) return (0); } -int -fdt_get_mem_regions(struct mem_region *mr, int *mrcnt, uint64_t *memsize) -{ - pcell_t reg[FDT_REG_CELLS * FDT_MEM_REGIONS]; - pcell_t *regp; - phandle_t memory; - uint64_t memory_size; - int addr_cells, size_cells; - int i, reg_len, rv, tuple_size, tuples; - - memory = OF_finddevice("/memory"); - if (memory == -1) { - rv = ENXIO; - goto out; - } - - if ((rv = fdt_addrsize_cells(OF_parent(memory), &addr_cells, - &size_cells)) != 0) - goto out; - - if (addr_cells > 2) { - rv = ERANGE; - goto out; - } - - tuple_size = sizeof(pcell_t) * (addr_cells + size_cells); - reg_len = OF_getproplen(memory, "reg"); - if (reg_len <= 0 || reg_len > sizeof(reg)) { - rv = ERANGE; - goto out; - } - - if (OF_getprop(memory, "reg", reg, reg_len) <= 0) { - rv = ENXIO; - goto out; - } - - memory_size = 0; - tuples = reg_len / tuple_size; - regp = (pcell_t *)® - for (i = 0; i < tuples; i++) { - - rv = fdt_data_to_res(regp, addr_cells, size_cells, - (u_long *)&mr[i].mr_start, (u_long *)&mr[i].mr_size); - - if (rv != 0) - goto out; - - regp += addr_cells + size_cells; - memory_size += mr[i].mr_size; - } - - if (memory_size == 0) { - rv = ERANGE; - goto out; - } - - *mrcnt = i; - if (memsize != NULL) - *memsize = memory_size; - rv = 0; -out: - return (rv); -} - int fdt_get_chosen_bootargs(char *bootargs, size_t max_size) { diff --git a/sys/dev/fdt/fdt_common.h b/sys/dev/fdt/fdt_common.h index 22842d0e6ae7..dbf809625da3 100644 --- a/sys/dev/fdt/fdt_common.h +++ b/sys/dev/fdt/fdt_common.h @@ -84,11 +84,8 @@ int fdt_data_to_res(pcell_t *, int, int, u_long *, u_long *); phandle_t fdt_find_compatible(phandle_t, const char *, int); phandle_t fdt_depth_search_compatible(phandle_t, const char *, int); int fdt_foreach_mem_region(fdt_mem_region_cb, void *); -int fdt_get_mem_regions(struct mem_region *, int *, uint64_t *); int fdt_foreach_reserved_mem(fdt_mem_region_cb, void *); -int fdt_get_reserved_mem(struct mem_region *, int *); int fdt_foreach_reserved_region(fdt_mem_region_cb, void *); -int fdt_get_reserved_regions(struct mem_region *, int *); int fdt_get_phyaddr(phandle_t, device_t, int *, void **); int fdt_get_range(phandle_t, int, u_long *, u_long *); int fdt_immr_addr(vm_offset_t);