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Trying to setup the mmu

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This commit is contained in:
Scott Shawcroft
2021-09-22 15:19:02 -07:00
parent 2499c9382d
commit 829f92d00f
6 changed files with 132 additions and 17 deletions
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24
hw/bsp/raspberrypi4/family.c
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@@ -28,6 +28,7 @@
#include "board.h"
#include "io.h"
#include "mmu.h"
//--------------------------------------------------------------------+
// Forward USB interrupt events to TinyUSB IRQ Handler
@@ -55,6 +56,7 @@ void board_init(void)
gpio_initOutputPinWithPullNone(18);
gpio_setPinOutputBool(18, true);
gpio_initOutputPinWithPullNone(42);
setup_mmu_flat_map();
// gpio_initOutputPinWithPullNone(23);
// gpio_initOutputPinWithPullNone(24);
// gpio_initOutputPinWithPullNone(25);
@@ -83,17 +85,17 @@ void board_init(void)
// gpio_setPinOutputBool(25, true);
print();
// gpio_setPinOutputBool(25, false);
while (true) {
// for (size_t i = 0; i < 5; i++) {
for (size_t j = 0; j < 10000000000; j++) {
__asm__("nop");
}
gpio_setPinOutputBool(42, true);
for (size_t j = 0; j < 10000000000; j++) {
__asm__("nop");
}
gpio_setPinOutputBool(42, false);
}
// while (true) {
// // for (size_t i = 0; i < 5; i++) {
// for (size_t j = 0; j < 10000000000; j++) {
// __asm__("nop");
// }
// gpio_setPinOutputBool(42, true);
// for (size_t j = 0; j < 10000000000; j++) {
// __asm__("nop");
// }
// gpio_setPinOutputBool(42, false);
// }
// while (1) uart_update();
}