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rpi400: fbterm: only do that on arm

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K. Lange 2022-02-16 12:38:51 +09:00
parent 116ee0a803
commit 7fc07996d1
1 changed files with 3 additions and 0 deletions
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3
kernel/misc/fbterm.c
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@ -54,7 +54,10 @@ extern uint32_t lfb_resolution_s;
static inline void set_point(int x, int y, uint32_t value) {
if (lfb_resolution_b == 32) {
((uint32_t*)lfb_vid_memory)[y * (lfb_resolution_s/4) + x] = value;
#ifdef __aarch64__
/* TODO just map it uncached in the first place... */
asm volatile ("dc cvac, %0\n" :: "r"((uintptr_t)&((uint32_t*)lfb_vid_memory)[y * (lfb_resolution_s/4) + x]) : "memory");
#endif
} else if (lfb_resolution_b == 24) {
lfb_vid_memory[y * lfb_resolution_s + x * 3 + 0] = (value >> 0) & 0xFF;
lfb_vid_memory[y * lfb_resolution_s + x * 3 + 1] = (value >> 8) & 0xFF;