[platform][sifive] add a GPIO driver and switch the target setup to it

2021-01-20 00:13:20 -08:00
parent 7033559d38
commit c55ab00668
7 changed files with 162 additions and 22 deletions
--- a/target/qemu-sifive-u/include/platform/sifive.h
+++ b/target/qemu-sifive-u/include/platform/sifive.h
@@ -16,6 +16,7 @@
 #define PLIC_BASE  0x0c000000
 #define UART0_BASE 0x10010000
 #define UART1_BASE 0x10011000
+#define GPIO_BASE  0x10060000

 #if RISCV_XMODE_OFFSET == RISCV_MACH_OFFSET
 #define PLIC_HART_IDX(hart)    ((hart) ? ((2 * (hart)) - 1) : 0)