Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: sbi: Simplify system reset platform operations

Browse Source 
Instead of having system_reset_check() and system_reset() callbacks
in platform operations, it will be much simpler for reset driver to
directly register these operations as a device to the sbi_system
implementation.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Anup Patel
2021-04-22 11:53:32 +05:30
committed by Anup Patel
parent dc39c7b630
commit 043d088e39
17 changed files with 148 additions and 171 deletions
Download Patch File Download Diff File Expand all files Collapse all files

34
lib/utils/reset/fdt_reset_thead.c
View File

@@ -7,8 +7,10 @@
#include <sbi/sbi_bitops.h>
#include <sbi/sbi_hart.h>
#include <sbi/sbi_scratch.h>
#include <sbi/sbi_system.h>
#include <sbi_utils/fdt/fdt_helper.h>
#include <sbi_utils/reset/fdt_reset.h>
#include "fdt_reset_thead.h"
struct custom_csr custom_csr[MAX_CUSTOM_CSR];
@@ -37,6 +39,22 @@ static void clone_csrs(int cnt)
}
}
static int thead_system_reset_check(u32 type, u32 reason)
{
return 1;
}
static void thead_system_reset(u32 type, u32 reason)
{
ebreak();
}
static struct sbi_system_reset_device thead_reset = {
.name = "thead_reset",
.system_reset_check = thead_system_reset_check,
.system_reset = thead_system_reset
};
extern void __thead_pre_start_warm(void);
static int thead_reset_init(void *fdt, int nodeoff,
const struct fdt_match *match)
@@ -106,19 +124,11 @@ static int thead_reset_init(void *fdt, int nodeoff,
}
}
sbi_system_reset_set_device(&thead_reset);
return 0;
}
int thead_system_reset_check(u32 type, u32 reason)
{
return 1;
}
void thead_system_reset(u32 type, u32 reason)
{
ebreak();
}
static const struct fdt_match thead_reset_match[] = {
{ .compatible = "thead,reset-sample" },
{ },
@@ -126,7 +136,5 @@ static const struct fdt_match thead_reset_match[] = {
struct fdt_reset fdt_reset_thead = {
.match_table = thead_reset_match,
.init = thead_reset_init,
.system_reset_check = thead_system_reset_check,
.system_reset = thead_system_reset
.init = thead_reset_init
};