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test/shared_stack_printf: improved printf with shared stack function test

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This commit is contained in:
Felipe Neves
2020-03-31 13:58:02 -03:00
committed by bot
parent 938a73756c
commit a700035a85
3 changed files with 27 additions and 6 deletions
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26
components/newlib/test/test_shared_stack_printf.c
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@ -8,9 +8,14 @@
#include "test_utils.h" #include "test_utils.h"
#include "esp_expression_with_stack.h" #include "esp_expression_with_stack.h"
#define SHARED_STACK_SIZE 8192
static StackType_t *shared_stack_sp = NULL;
void external_stack_function(void) void external_stack_function(void)
{ {
printf("Executing this printf from external stack! sp=%p\n", get_sp()); printf("Executing this printf from external stack! sp=%p\n", get_sp());
shared_stack_sp = (StackType_t *)get_sp();
} }
void another_external_stack_function(void) void another_external_stack_function(void)
@ -19,11 +24,12 @@ void another_external_stack_function(void)
printf("We can even use FreeRTOS resources delaying..., sp=%p\n", get_sp()); printf("We can even use FreeRTOS resources delaying..., sp=%p\n", get_sp());
vTaskDelay(100); vTaskDelay(100);
printf("Done!, sp=%p\n", get_sp()); printf("Done!, sp=%p\n", get_sp());
shared_stack_sp = (StackType_t *)get_sp();
} }
TEST_CASE("test printf using shared buffer stack", "[newlib]") TEST_CASE("test printf using shared buffer stack", "[newlib]")
{ {
portSTACK_TYPE *shared_stack = malloc(8192); portSTACK_TYPE *shared_stack = malloc(SHARED_STACK_SIZE);
TEST_ASSERT(shared_stack != NULL); TEST_ASSERT(shared_stack != NULL);
@ -32,8 +38,22 @@ TEST_CASE("test printf using shared buffer stack", "[newlib]")
printf("SP: %p\n", get_sp()); printf("SP: %p\n", get_sp());
printf("shared_stack: %p\n", (void *)shared_stack); printf("shared_stack: %p\n", (void *)shared_stack);
esp_execute_shared_stack_function(printf_lock, shared_stack,8192,external_stack_function); esp_execute_shared_stack_function(printf_lock,
esp_execute_shared_stack_function(printf_lock, shared_stack,8192,another_external_stack_function); shared_stack,
SHARED_STACK_SIZE,
external_stack_function);
TEST_ASSERT(((shared_stack_sp >= shared_stack_sp) &&
(shared_stack_sp < (shared_stack + SHARED_STACK_SIZE))));
esp_execute_shared_stack_function(printf_lock,
shared_stack,
SHARED_STACK_SIZE,
another_external_stack_function);
TEST_ASSERT(((shared_stack_sp >= shared_stack_sp) &&
(shared_stack_sp < (shared_stack + SHARED_STACK_SIZE))));
vSemaphoreDelete(printf_lock); vSemaphoreDelete(printf_lock);
free(shared_stack); free(shared_stack);
} }

5
components/xtensa/expression_with_stack_xtensa_asm.S
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@ -39,8 +39,9 @@ esp_shared_stack_invoke_function:
movi a7, 1 movi a7, 1
s32i a7, a6, 0 /* hint the function was finished */ s32i a7, a6, 0 /* hint the function was finished */
movi a6, shared_stack_env movi a6, shared_stack_env
movi a7, 0 movi a7, 0
call4 longjmp /* jump to last clean state previously saved */ movi a12, longjmp
callx4 a12 /* jump to last clean state previously saved */
ret ret
#else #else
#error "this code is written for Window ABI" #error "this code is written for Window ABI"

2
docs/en/api-reference/system/index.rst
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@ -19,7 +19,7 @@ System API
High Resolution Timer <esp_timer> High Resolution Timer <esp_timer>
:esp32: Himem (large external SPI RAM) API <himem> :esp32: Himem (large external SPI RAM) API <himem>
:esp32: Inter-Processor Call <ipc> :esp32: Inter-Processor Call <ipc>
Call function with external stack <esp_expression_with_stack> Call function with external stack <esp_function_with_shared_stack>
Interrupt Allocation <intr_alloc> Interrupt Allocation <intr_alloc>
Logging <log> Logging <log>
Miscellaneous System APIs <system> Miscellaneous System APIs <system>