[src/trunk]: src/sys/arch/arm/broadcom Factor out bcm283x_aux_platform_early_...

[rin <rin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/dc9deb407dcd
branches:  trunk
changeset: 978501:dc9deb407dcd
user:      rin <rin%NetBSD.org@localhost>
date:      Mon Nov 23 06:21:07 2020 +0000

description:
Factor out bcm283x_aux_platform_early_putchar() from
bcm{2837,2711}_platform_early_putchar(), for which output goes to
AUX UART (aka mini UART).

No functional changes.

diffstat:

 sys/arch/arm/broadcom/bcm283x_platform.c |  48 ++++++++++++++-----------------
 1 files changed, 22 insertions(+), 26 deletions(-)

diffs (83 lines):

diff -r 8d3516f02ce5 -r dc9deb407dcd sys/arch/arm/broadcom/bcm283x_platform.c
--- a/sys/arch/arm/broadcom/bcm283x_platform.c  Mon Nov 23 00:52:53 2020 +0000
+++ b/sys/arch/arm/broadcom/bcm283x_platform.c  Mon Nov 23 06:21:07 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: bcm283x_platform.c,v 1.41 2020/09/28 11:54:23 jmcneill Exp $   */
+/*     $NetBSD: bcm283x_platform.c,v 1.42 2020/11/23 06:21:07 rin Exp $        */
 
 /*-
  * Copyright (c) 2017 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: bcm283x_platform.c,v 1.41 2020/09/28 11:54:23 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bcm283x_platform.c,v 1.42 2020/11/23 06:21:07 rin Exp $");
 
 #include "opt_arm_debug.h"
 #include "opt_bcm283x.h"
@@ -1344,6 +1344,20 @@
                continue;
 }
 
+static void __noasan
+bcm283x_aux_platform_early_putchar(vaddr_t va, paddr_t pa, char c)
+{
+       volatile uint32_t *uartaddr =
+           cpu_earlydevice_va_p() ?
+               (volatile uint32_t *)va :
+               (volatile uint32_t *)pa;
+
+       while ((uartaddr[com_lsr] & LSR_TXRDY) == 0)
+               continue;
+
+       uartaddr[com_data] = c;
+}
+
 void __noasan
 bcm2835_platform_early_putchar(char c)
 {
@@ -1365,37 +1379,19 @@
 void __noasan
 bcm2837_platform_early_putchar(char c)
 {
-#define AUCONSADDR_PA  BCM2836_PERIPHERALS_BUS_TO_PHYS(BCM2835_AUX_UART_BASE)
-#define AUCONSADDR_VA  BCM2835_IOPHYSTOVIRT(AUCONSADDR_PA)
-       volatile uint32_t *uartaddr =
-           cpu_earlydevice_va_p() ?
-               (volatile uint32_t *)AUCONSADDR_VA :
-               (volatile uint32_t *)AUCONSADDR_PA;
+       paddr_t pa = BCM2836_PERIPHERALS_BUS_TO_PHYS(BCM2835_AUX_UART_BASE);
+       vaddr_t va = BCM2835_IOPHYSTOVIRT(pa);
 
-       while ((uartaddr[com_lsr] & LSR_TXRDY) == 0)
-               ;
-
-       uartaddr[com_data] = c;
-#undef AUCONSADDR_VA
-#undef AUCONSADDR_PA
+       bcm283x_aux_platform_early_putchar(va, pa, c);
 }
 
 void __noasan
 bcm2711_platform_early_putchar(char c)
 {
-#define AUCONSADDR_PA  BCM2711_PERIPHERALS_BUS_TO_PHYS(BCM2835_AUX_UART_BASE)
-#define AUCONSADDR_VA  BCM2711_IOPHYSTOVIRT(AUCONSADDR_PA)
-       volatile uint32_t *uartaddr =
-           cpu_earlydevice_va_p() ?
-               (volatile uint32_t *)AUCONSADDR_VA :
-               (volatile uint32_t *)AUCONSADDR_PA;
+       paddr_t pa = BCM2711_PERIPHERALS_BUS_TO_PHYS(BCM2835_AUX_UART_BASE);
+       vaddr_t va = BCM2711_IOPHYSTOVIRT(pa);
 
-       while ((uartaddr[com_lsr] & LSR_TXRDY) == 0)
-               ;
-
-       uartaddr[com_data] = c;
-#undef AUCONSADDR_VA
-#undef AUCONSADDR_PA
+       bcm283x_aux_platform_early_putchar(va, pa, c);
 }
 
 #define        BCM283x_REF_FREQ        19200000