Mirrors/u-boot
2
0
Fork 0
mirror of https://github.com/AsahiLinux/u-boot synced 2025-02-17 22:49:02 +00:00
Code Issues Projects Releases Packages Wiki Activity

riscv: Remove non-DM version of print_cpuinfo()

Browse source 
With DM CPU driver, the non-DM version of print_cpuinfo() is no
longer needed.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Bin Meng 2018-12-12 06:12:35 -08:00 • committed by Andes
parent 39cad5bc0b
commit 3c276b2703
1 changed files with 0 additions and 37 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
arch/riscv/cpu/cpu.c
View file

@ -14,48 +14,11 @@
*/ */
phys_addr_t prior_stage_fdt_address __attribute__((section(".data"))); phys_addr_t prior_stage_fdt_address __attribute__((section(".data")));
enum {
ISA_INVALID = 0,
ISA_32BIT,
ISA_64BIT,
ISA_128BIT
};
static const char * const isa_bits[] = {
[ISA_INVALID] = NULL,
[ISA_32BIT] = "32",
[ISA_64BIT] = "64",
[ISA_128BIT] = "128"
};
static inline bool supports_extension(char ext) static inline bool supports_extension(char ext)
{ {
return csr_read(misa) & (1 << (ext - 'a')); return csr_read(misa) & (1 << (ext - 'a'));
} }
int print_cpuinfo(void)
{
char name[32];
char *s = name;
int bit;
s += sprintf(name, "rv");
bit = csr_read(misa) >> (sizeof(long) * 8 - 2);
s += sprintf(s, isa_bits[bit]);
supports_extension('i') ? *s++ = 'i' : 'r';
supports_extension('m') ? *s++ = 'm' : 'i';
supports_extension('a') ? *s++ = 'a' : 's';
supports_extension('f') ? *s++ = 'f' : 'c';
supports_extension('d') ? *s++ = 'd' : '-';
supports_extension('c') ? *s++ = 'c' : 'v';
*s++ = '\0';
printf("CPU: %s\n", name);
return 0;
}
static int riscv_cpu_probe(void) static int riscv_cpu_probe(void)
{ {
#ifdef CONFIG_CPU #ifdef CONFIG_CPU