diff options
Diffstat (limited to 'fs/pstore/ram.c')
| -rw-r--r-- | fs/pstore/ram.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index 88b34fdbf759..bc68b4de5287 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -50,6 +50,10 @@ module_param_hw(mem_address, ullong, other, 0400); MODULE_PARM_DESC(mem_address, "start of reserved RAM used to store oops/panic logs"); +static char *mem_name; +module_param_named(mem_name, mem_name, charp, 0400); +MODULE_PARM_DESC(mem_name, "name of kernel param that holds addr"); + static ulong mem_size; module_param(mem_size, ulong, 0400); MODULE_PARM_DESC(mem_size, @@ -893,10 +897,11 @@ static const struct of_device_id dt_match[] = { { .compatible = "ramoops" }, {} }; +MODULE_DEVICE_TABLE(of, dt_match); static struct platform_driver ramoops_driver = { .probe = ramoops_probe, - .remove_new = ramoops_remove, + .remove = ramoops_remove, .driver = { .name = "ramoops", .of_match_table = dt_match, @@ -913,6 +918,16 @@ static void __init ramoops_register_dummy(void) { struct ramoops_platform_data pdata; + if (mem_name) { + phys_addr_t start; + phys_addr_t size; + + if (reserve_mem_find_by_name(mem_name, &start, &size)) { + mem_address = start; + mem_size = size; + } + } + /* * Prepare a dummy platform data structure to carry the module * parameters. If mem_size isn't set, then there are no module |