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| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-04-02 09:52:34 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-04-02 09:52:34 +0200 |
| commit | f42ce43556475acb576fa926f685128d1dccf64b (patch) | |
| tree | fe73e12f9b1bbee1c561a52a78a262bc60c90792 /src/rv64 | |
| parent | c78e5763d8f5e471d043e6ed2752e245dbcaf047 (diff) | |
| parent | 74f329a38884e3d3468ad6abad43a4fbd7afa970 (diff) | |
Merge pull request #1 from amlel-el-mahrouss/dev
arm64: fix: a fully arm64 firmware + important fixes and patches.
Diffstat (limited to 'src/rv64')
| -rw-r--r-- | src/rv64/rv64-uart.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/rv64/rv64-uart.c b/src/rv64/rv64-uart.c index 73964ef..0bc6517 100644 --- a/src/rv64/rv64-uart.c +++ b/src/rv64/rv64-uart.c @@ -16,6 +16,7 @@ static uint8_t* cb_uart_ptr = (uint8_t*)CB_UART_BASE; utf_char_t cb_get_char(void) { uintptr_t ptr = CB_UART_BASE; + while (!(*(((volatile uint8_t*)ptr) + 0x05) & 0x01)) ; @@ -27,8 +28,14 @@ static boolean cb_locked_put_char = no; void cb_put_char(utf_char_t ch) { + int32_t timeout = 0; + while (cb_locked_put_char) { + ++timeout; + + if (timeout > 1000000) + break; } cb_locked_put_char = yes; |