Move console drivers to AArch64 folder
This patch moves the various assembly console drivers
into `aarch64` architecture specific folder. Stub files,
which include files from new location, are retained at the
original location for platform compatibility reasons.
Change-Id: I0069b6c1c0489ca47f5204d4e26e3bc3def533a8
diff --git a/drivers/cadence/uart/cdns_console.S b/drivers/cadence/uart/cdns_console.S
index 2c7960d..f727838 100644
--- a/drivers/cadence/uart/cdns_console.S
+++ b/drivers/cadence/uart/cdns_console.S
@@ -27,101 +27,7 @@
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
-#include <arch.h>
-#include <asm_macros.S>
-#include <cadence/cdns_uart.h>
- .globl console_core_init
- .globl console_core_putc
- .globl console_core_getc
-
- /* -----------------------------------------------
- * int console_core_init(unsigned long base_addr,
- * unsigned int uart_clk, unsigned int baud_rate)
- * Function to initialize the console without a
- * C Runtime to print debug information. This
- * function will be accessed by console_init and
- * crash reporting.
- * We assume that the bootloader already set up
- * the HW (baud, ...) and only enable the trans-
- * mitter and receiver here.
- * In: x0 - console base address
- * w1 - Uart clock in Hz
- * w2 - Baud rate
- * Out: return 1 on success else 0 on error
- * Clobber list : x1, x2, x3
- * -----------------------------------------------
- */
-func console_core_init
- /* Check the input base address */
- cbz x0, core_init_fail
- /* Check baud rate and uart clock for sanity */
- cbz w1, core_init_fail
- cbz w2, core_init_fail
-
- /* RX/TX enabled & reset */
- mov w3, #(R_UART_CR_TX_EN | R_UART_CR_RX_EN | R_UART_CR_TXRST | R_UART_CR_RXRST)
- str w3, [x0, #R_UART_CR]
-
- mov w0, #1
- ret
-core_init_fail:
- mov w0, wzr
- ret
-endfunc console_core_init
-
- /* --------------------------------------------------------
- * int console_core_putc(int c, unsigned long base_addr)
- * Function to output a character over the console. It
- * returns the character printed on success or -1 on error.
- * In : w0 - character to be printed
- * x1 - console base address
- * Out : return -1 on error else return character.
- * Clobber list : x2
- * --------------------------------------------------------
- */
-func console_core_putc
- /* Check the input parameter */
- cbz x1, putc_error
- /* Prepend '\r' to '\n' */
- cmp w0, #0xA
- b.ne 2f
-1:
- /* Check if the transmit FIFO is full */
- ldr w2, [x1, #R_UART_SR]
- tbnz w2, #UART_SR_INTR_TFUL_BIT, 1b
- mov w2, #0xD
- str w2, [x1, #R_UART_TX]
-2:
- /* Check if the transmit FIFO is full */
- ldr w2, [x1, #R_UART_SR]
- tbnz w2, #UART_SR_INTR_TFUL_BIT, 2b
- str w0, [x1, #R_UART_TX]
- ret
-putc_error:
- mov w0, #-1
- ret
-endfunc console_core_putc
-
- /* ---------------------------------------------
- * int console_core_getc(unsigned long base_addr)
- * Function to get a character from the console.
- * It returns the character grabbed on success
- * or -1 on error.
- * In : x0 - console base address
- * Clobber list : x0, x1
- * ---------------------------------------------
- */
-func console_core_getc
- cbz x0, getc_error
-1:
- /* Check if the receive FIFO is empty */
- ldr w1, [x0, #R_UART_SR]
- tbnz w1, #UART_SR_INTR_REMPTY_BIT, 1b
- ldr w1, [x0, #R_UART_RX]
- mov w0, w1
- ret
-getc_error:
- mov w0, #-1
- ret
-endfunc console_core_getc
+#if !ERROR_DEPRECATED
+#include "./aarch64/cdns_console.S"
+#endif