From 7d03a941be6e9226e71cb5f5b4f7949e06bbfb02 Mon Sep 17 00:00:00 2001 From: Uros Majstorovic Date: Thu, 9 Dec 2021 23:50:58 +0100 Subject: improved init process --- fw/fe310/bsp/metal/metal.c | 9 --------- 1 file changed, 9 deletions(-) (limited to 'fw/fe310/bsp/metal/metal.c') diff --git a/fw/fe310/bsp/metal/metal.c b/fw/fe310/bsp/metal/metal.c index 00849b9..9e1bb3f 100644 --- a/fw/fe310/bsp/metal/metal.c +++ b/fw/fe310/bsp/metal/metal.c @@ -6,21 +6,12 @@ extern void eos_trap_entry(); -static void uart_init(size_t baud_rate) { - GPIO_REG(GPIO_IOF_SEL) &= ~IOF0_UART0_MASK; - GPIO_REG(GPIO_IOF_EN) |= IOF0_UART0_MASK; - UART0_REG(UART_REG_DIV) = PRCI_get_cpu_freq() / baud_rate - 1; - UART0_REG(UART_REG_TXCTRL) |= UART_TXEN; - UART0_REG(UART_REG_RXCTRL) |= UART_RXEN; -} - __attribute__((constructor)) void metal_init(void) { SPI0_REG(SPI_REG_SCKDIV) = 8; PRCI_use_default_clocks(); PRCI_use_pll(PLL_REFSEL_HFXOSC, 0, 1, 31, 1, -1, -1, -1); - uart_init(115200); write_csr(mtvec, &eos_trap_entry); if (read_csr(misa) & (1 << ('F' - 'A'))) { // if F extension is present -- cgit v1.2.3