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Add FIFO size check

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This commit is contained in:
Yunhao Tian 2021-12-05 18:18:41 +08:00
parent 64b81fd4d3
commit 702698ee29
1 changed files with 7 additions and 1 deletions
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8
src/portable/sunxi/dcd_sunxi_musb.c
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@ -388,6 +388,12 @@ static inline void print_block_list(free_block_t const *blk, unsigned num)
#define print_block_list(a,b) #define print_block_list(a,b)
#endif #endif
#if CFG_TUSB_MCU == OPT_MCU_F1C100S
#define USB_FIFO_SIZE_KB 2
#else
#error "Unsupported MCU"
#endif
static unsigned find_free_memory(uint_fast16_t size_in_log2_minus3) static unsigned find_free_memory(uint_fast16_t size_in_log2_minus3)
{ {
free_block_t free_blocks[2 * (DCD_ATTR_ENDPOINT_MAX - 1)]; free_block_t free_blocks[2 * (DCD_ATTR_ENDPOINT_MAX - 1)];
@ -397,7 +403,7 @@ static unsigned find_free_memory(uint_fast16_t size_in_log2_minus3)
/* Initialize free memory block list */ /* Initialize free memory block list */
free_blocks[0].beg = 64 / 8; free_blocks[0].beg = 64 / 8;
free_blocks[0].end = (4 << 10) / 8; /* 4KiB / 8 bytes */ free_blocks[0].end = (USB_FIFO_SIZE_KB << 10) / 8; /* 2KiB / 8 bytes */
for (int i = 1; i < DCD_ATTR_ENDPOINT_MAX; ++i) { for (int i = 1; i < DCD_ATTR_ENDPOINT_MAX; ++i) {
uint_fast16_t addr; uint_fast16_t addr;
int num; int num;