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unaligned_load: Add doubleexceptionvector behaviour test

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This commit is contained in:
Angus Gratton 2015-09-15 11:44:56 +10:00
parent c7a7dfdf82
commit 7ebebf6d22
1 changed files with 38 additions and 0 deletions
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38
examples/experiments/unaligned_load/unaligned_load.c
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@ -1,6 +1,7 @@
/* Very basic example that just demonstrates we can run at all! /* Very basic example that just demonstrates we can run at all!
*/ */
#include "esp/rom.h" #include "esp/rom.h"
#include "esp/timer.h"
#include "espressif/esp_common.h" #include "espressif/esp_common.h"
#include "espressif/sdk_private.h" #include "espressif/sdk_private.h"
#include "FreeRTOS.h" #include "FreeRTOS.h"
@ -118,6 +119,8 @@ void test_string(const char *string, char *label, bool evict_cache)
run_test(string, test_l16si, "load as l16si", nullvalue, evict_cache); run_test(string, test_l16si, "load as l16si", nullvalue, evict_cache);
} }
static void test_doubleexceptions();
void user_init(void) void user_init(void)
{ {
sdk_uart_div_modify(0, UART_CLK_FREQ / 115200); sdk_uart_div_modify(0, UART_CLK_FREQ / 115200);
@ -130,4 +133,39 @@ void user_init(void)
test_string(iramtest, "IRAM", 0); test_string(iramtest, "IRAM", 0);
test_string(iromtest, "Cached flash", 0); test_string(iromtest, "Cached flash", 0);
test_string(iromtest, "'Uncached' flash", 1); test_string(iromtest, "'Uncached' flash", 1);
test_doubleexceptions();
}
static volatile bool frc1_ran;
static volatile bool frc1_finished;
static volatile char frc1_buf[80];
static void frc1_interrupt_handler(void)
{
frc1_ran = true;
timer_set_run(FRC1, false);
strcpy((char *)frc1_buf, iramtest);
frc1_finished = true;
}
static void test_doubleexceptions()
{
printf("Testing DoubleException behaviour...\r\n");
timer_set_interrupts(FRC1, false);
timer_set_run(FRC1, false);
_xt_isr_attach(INUM_TIMER_FRC1, frc1_interrupt_handler);
timer_set_frequency(FRC1, 1000);
timer_set_interrupts(FRC1, true);
timer_set_run(FRC1, true);
sdk_os_delay_us(2000);
if(!frc1_ran)
printf("ERROR: FRC1 timer exception never fired.\r\n");
else if(!frc1_finished)
printf("ERROR: FRC1 timer exception never finished.\r\n");
else if(strcmp((char *)frc1_buf, iramtest))
printf("ERROR: FRC1 strcpy from IRAM failed.\r\n");
else
printf("PASSED\r\n");
} }