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[src/trunk]: src/sys/arch/arm/broadcom We follow linux mainline and they're u...
details: https://anonhg.NetBSD.org/src/rev/88e9b8cf5e36
branches: trunk
changeset: 466525:88e9b8cf5e36
user: skrll <skrll%NetBSD.org@localhost>
date: Tue Dec 24 14:10:51 2019 +0000
description:
We follow linux mainline and they're using 2711 and not 2838 for RPI4
diffstat:
sys/arch/arm/broadcom/bcm2835reg.h | 16 ++--
sys/arch/arm/broadcom/bcm283x_platform.c | 109 +++++++++++++++---------------
sys/arch/arm/broadcom/bcm283x_platform.h | 12 +-
3 files changed, 68 insertions(+), 69 deletions(-)
diffs (truncated from 339 to 300 lines):
diff -r 2b53b8108fe7 -r 88e9b8cf5e36 sys/arch/arm/broadcom/bcm2835reg.h
--- a/sys/arch/arm/broadcom/bcm2835reg.h Tue Dec 24 13:40:56 2019 +0000
+++ b/sys/arch/arm/broadcom/bcm2835reg.h Tue Dec 24 14:10:51 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: bcm2835reg.h,v 1.25 2019/09/25 18:05:39 skrll Exp $ */
+/* $NetBSD: bcm2835reg.h,v 1.26 2019/12/24 14:10:51 skrll Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -44,16 +44,16 @@
#error Must define SOC_BCM2835 or SOC_BCM2836, and not both
#endif
-#define BCM2838_PERIPHERALS_BASE 0xfe000000
+#define BCM2711_PERIPHERALS_BASE 0xfe000000
#define BCM2836_PERIPHERALS_BASE 0x3f000000
#define BCM2835_PERIPHERALS_BASE 0x20000000
#define BCM283X_PERIPHERALS_SIZE 0x01000000 /* 16MBytes */
#define BCM283X_PERIPHERALS_BASE_BUS 0x7e000000
-#define BCM2838_PERIPHERALS_PHYS_TO_BUS(a) \
- ((a) - BCM2838_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
-#define BCM2838_PERIPHERALS_BUS_TO_PHYS(a) \
- ((a) - BCM283X_PERIPHERALS_BASE_BUS + BCM2838_PERIPHERALS_BASE)
+#define BCM2711_PERIPHERALS_PHYS_TO_BUS(a) \
+ ((a) - BCM2711_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
+#define BCM2711_PERIPHERALS_BUS_TO_PHYS(a) \
+ ((a) - BCM283X_PERIPHERALS_BASE_BUS + BCM2711_PERIPHERALS_BASE)
#define BCM2836_PERIPHERALS_PHYS_TO_BUS(a) \
((a) - BCM2836_PERIPHERALS_BASE + BCM283X_PERIPHERALS_BASE_BUS)
@@ -212,8 +212,8 @@
#define BCM2835_UART0_CLK 3000000
-#define BCM2838_ARM_LOCAL_BASE 0xff800000
-#define BCM2838_ARM_LOCAL_SIZE 0x00100000 /* 1MByte */
+#define BCM2711_ARM_LOCAL_BASE 0xff800000
+#define BCM2711_ARM_LOCAL_SIZE 0x00100000 /* 1MByte */
#define BCM2836_ARM_LOCAL_BASE 0x40000000
#define BCM2836_ARM_LOCAL_SIZE 0x00001000 /* 4KBytes */
diff -r 2b53b8108fe7 -r 88e9b8cf5e36 sys/arch/arm/broadcom/bcm283x_platform.c
--- a/sys/arch/arm/broadcom/bcm283x_platform.c Tue Dec 24 13:40:56 2019 +0000
+++ b/sys/arch/arm/broadcom/bcm283x_platform.c Tue Dec 24 14:10:51 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: bcm283x_platform.c,v 1.27 2019/12/22 12:21:45 skrll Exp $ */
+/* $NetBSD: bcm283x_platform.c,v 1.28 2019/12/24 14:10:51 skrll 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 1.27 2019/12/22 12:21:45 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: bcm283x_platform.c,v 1.28 2019/12/24 14:10:51 skrll Exp $");
#include "opt_arm_debug.h"
#include "opt_bcm283x.h"
@@ -113,7 +113,7 @@
void bcm2835_platform_early_putchar(char c);
void bcm2836_platform_early_putchar(char c);
void bcm2837_platform_early_putchar(char c);
-void bcm2838_platform_early_putchar(char c);
+void bcm2711_platform_early_putchar(char c);
extern void bcmgenfb_set_console_dev(device_t dev);
void bcmgenfb_set_ioctl(int(*)(void *, void *, u_long, void *, int, struct lwp *));
@@ -130,19 +130,19 @@
bs_protos(bcm2835_a4x);
bs_protos(bcm2836);
bs_protos(bcm2836_a4x);
-bs_protos(bcm2838);
-bs_protos(bcm2838_a4x);
+bs_protos(bcm2711);
+bs_protos(bcm2711_a4x);
struct bus_space bcm2835_bs_tag;
struct bus_space bcm2835_a4x_bs_tag;
struct bus_space bcm2836_bs_tag;
struct bus_space bcm2836_a4x_bs_tag;
-struct bus_space bcm2838_bs_tag;
-struct bus_space bcm2838_a4x_bs_tag;
+struct bus_space bcm2711_bs_tag;
+struct bus_space bcm2711_a4x_bs_tag;
static paddr_t bcm2835_bus_to_phys(bus_addr_t);
static paddr_t bcm2836_bus_to_phys(bus_addr_t);
-static paddr_t bcm2838_bus_to_phys(bus_addr_t);
+static paddr_t bcm2711_bus_to_phys(bus_addr_t);
#ifdef VERBOSE_INIT_ARM
#define VPRINTF(...) printf(__VA_ARGS__)
@@ -179,16 +179,16 @@
}
static paddr_t
-bcm2838_bus_to_phys(bus_addr_t ba)
+bcm2711_bus_to_phys(bus_addr_t ba)
{
/* Attempt to find the PA device mapping */
if (ba >= BCM283X_PERIPHERALS_BASE_BUS &&
ba < BCM283X_PERIPHERALS_BASE_BUS + BCM283X_PERIPHERALS_SIZE)
- return BCM2838_PERIPHERALS_BUS_TO_PHYS(ba);
+ return BCM2711_PERIPHERALS_BUS_TO_PHYS(ba);
- if (ba >= BCM2838_ARM_LOCAL_BASE &&
- ba < BCM2838_ARM_LOCAL_BASE + BCM2838_ARM_LOCAL_SIZE)
+ if (ba >= BCM2711_ARM_LOCAL_BASE &&
+ ba < BCM2711_ARM_LOCAL_BASE + BCM2711_ARM_LOCAL_SIZE)
return ba;
return ba & ~BCM2835_BUSADDR_CACHE_MASK;
@@ -243,27 +243,27 @@
}
int
-bcm2838_bs_map(void *t, bus_addr_t ba, bus_size_t size, int flag,
+bcm2711_bs_map(void *t, bus_addr_t ba, bus_size_t size, int flag,
bus_space_handle_t *bshp)
{
- const paddr_t pa = bcm2838_bus_to_phys(ba);
+ const paddr_t pa = bcm2711_bus_to_phys(ba);
return bus_space_map(&arm_generic_bs_tag, pa, size, flag, bshp);
}
paddr_t
-bcm2838_bs_mmap(void *t, bus_addr_t ba, off_t offset, int prot, int flags)
+bcm2711_bs_mmap(void *t, bus_addr_t ba, off_t offset, int prot, int flags)
{
- const paddr_t pa = bcm2838_bus_to_phys(ba);
+ const paddr_t pa = bcm2711_bus_to_phys(ba);
return bus_space_mmap(&arm_generic_bs_tag, pa, offset, prot, flags);
}
paddr_t
-bcm2838_a4x_bs_mmap(void *t, bus_addr_t ba, off_t offset, int prot, int flags)
+bcm2711_a4x_bs_mmap(void *t, bus_addr_t ba, off_t offset, int prot, int flags)
{
- return bcm2838_bs_mmap(t, ba, 4 * offset, prot, flags);
+ return bcm2711_bs_mmap(t, ba, 4 * offset, prot, flags);
}
struct arm32_dma_range bcm2835_dma_ranges[] = {
@@ -280,7 +280,7 @@
}
};
-struct arm32_dma_range bcm2838_dma_ranges[] = {
+struct arm32_dma_range bcm2711_dma_ranges[] = {
[0] = {
.dr_sysbase = 0,
.dr_busbase = BCM2835_BUSADDR_CACHE_DIRECT,
@@ -324,13 +324,13 @@
}
static const struct pmap_devmap *
-bcm2838_platform_devmap(void)
+bcm2711_platform_devmap(void)
{
static const struct pmap_devmap devmap[] = {
- DEVMAP_ENTRY(BCM2838_PERIPHERALS_VBASE, BCM2838_PERIPHERALS_BASE,
+ DEVMAP_ENTRY(BCM2711_PERIPHERALS_VBASE, BCM2711_PERIPHERALS_BASE,
BCM283X_PERIPHERALS_SIZE), /* 16Mb */
- DEVMAP_ENTRY(BCM2838_ARM_LOCAL_VBASE, BCM2838_ARM_LOCAL_BASE,
- BCM2838_ARM_LOCAL_SIZE),
+ DEVMAP_ENTRY(BCM2711_ARM_LOCAL_VBASE, BCM2711_ARM_LOCAL_BASE,
+ BCM2711_ARM_LOCAL_SIZE),
#if defined(MULTIPROCESSOR) && defined(__aarch64__)
/* for fdt cpu spin-table */
DEVMAP_ENTRY(BCM2836_ARM_SMP_VBASE, BCM2836_ARM_SMP_BASE,
@@ -681,11 +681,11 @@
}
static void
-bcm2838_uartinit(void)
+bcm2711_uartinit(void)
{
- const paddr_t pa = BCM2838_PERIPHERALS_BUS_TO_PHYS(BCM2835_ARMMBOX_BASE);
- const bus_space_tag_t iot = &bcm2838_bs_tag;
- const bus_space_handle_t ioh = BCM2838_IOPHYSTOVIRT(pa);
+ const paddr_t pa = BCM2711_PERIPHERALS_BUS_TO_PHYS(BCM2835_ARMMBOX_BASE);
+ const bus_space_tag_t iot = &bcm2711_bs_tag;
+ const bus_space_handle_t ioh = BCM2711_IOPHYSTOVIRT(pa);
bcm283x_uartinit(iot, ioh);
}
@@ -807,11 +807,11 @@
}
static void
-bcm2838_bootparams(void)
+bcm2711_bootparams(void)
{
- const paddr_t pa = BCM2838_PERIPHERALS_BUS_TO_PHYS(BCM2835_ARMMBOX_BASE);
- const bus_space_tag_t iot = &bcm2838_bs_tag;
- const bus_space_handle_t ioh = BCM2838_IOPHYSTOVIRT(pa);
+ const paddr_t pa = BCM2711_PERIPHERALS_BUS_TO_PHYS(BCM2835_ARMMBOX_BASE);
+ const bus_space_tag_t iot = &bcm2711_bs_tag;
+ const bus_space_handle_t ioh = BCM2711_IOPHYSTOVIRT(pa);
bcm283x_bootparams(iot, ioh);
}
@@ -1246,22 +1246,22 @@
}
static void
-bcm2838_platform_bootstrap(void)
+bcm2711_platform_bootstrap(void)
{
- bcm2838_bs_tag = arm_generic_bs_tag;
- bcm2838_a4x_bs_tag = arm_generic_a4x_bs_tag;
+ bcm2711_bs_tag = arm_generic_bs_tag;
+ bcm2711_a4x_bs_tag = arm_generic_a4x_bs_tag;
- bcm2838_bs_tag.bs_map = bcm2838_bs_map;
- bcm2838_bs_tag.bs_mmap = bcm2838_bs_mmap;
- bcm2838_a4x_bs_tag.bs_map = bcm2838_bs_map;
- bcm2838_a4x_bs_tag.bs_mmap = bcm2838_a4x_bs_mmap;
+ bcm2711_bs_tag.bs_map = bcm2711_bs_map;
+ bcm2711_bs_tag.bs_mmap = bcm2711_bs_mmap;
+ bcm2711_a4x_bs_tag.bs_map = bcm2711_bs_map;
+ bcm2711_a4x_bs_tag.bs_mmap = bcm2711_a4x_bs_mmap;
fdtbus_set_decoderegprop(false);
- bcm2838_uartinit();
+ bcm2711_uartinit();
- bcm2838_bootparams();
+ bcm2711_bootparams();
#ifdef MULTIPROCESSOR
arm_cpu_max = RPI_CPU_MAX;
@@ -1300,16 +1300,16 @@
}
static void
-bcm2838_platform_init_attach_args(struct fdt_attach_args *faa)
+bcm2711_platform_init_attach_args(struct fdt_attach_args *faa)
{
- faa->faa_bst = &bcm2838_bs_tag;
- faa->faa_a4x_bst = &bcm2838_a4x_bs_tag;
+ faa->faa_bst = &bcm2711_bs_tag;
+ faa->faa_a4x_bst = &bcm2711_a4x_bs_tag;
faa->faa_dmat = &bcm2835_bus_dma_tag;
- bcm2835_bus_dma_tag._ranges = bcm2838_dma_ranges;
- bcm2835_bus_dma_tag._nranges = __arraycount(bcm2838_dma_ranges);
- bcm2838_dma_ranges[0].dr_len = bcm283x_memorysize;
+ bcm2835_bus_dma_tag._ranges = bcm2711_dma_ranges;
+ bcm2835_bus_dma_tag._nranges = __arraycount(bcm2711_dma_ranges);
+ bcm2711_dma_ranges[0].dr_len = bcm283x_memorysize;
}
#endif
@@ -1368,10 +1368,10 @@
}
void
-bcm2838_platform_early_putchar(char c)
+bcm2711_platform_early_putchar(char c)
{
-#define AUCONSADDR_PA BCM2838_PERIPHERALS_BUS_TO_PHYS(BCM2835_AUX_UART_BASE)
-#define AUCONSADDR_VA BCM2838_IOPHYSTOVIRT(AUCONSADDR_PA)
+#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 :
@@ -1502,10 +1502,10 @@
.ap_mpstart = arm_fdt_cpu_mpstart,
};
-static const struct arm_platform bcm2838_platform = {
- .ap_devmap = bcm2838_platform_devmap,
- .ap_bootstrap = bcm2838_platform_bootstrap,
- .ap_init_attach_args = bcm2838_platform_init_attach_args,
+static const struct arm_platform bcm2711_platform = {
+ .ap_devmap = bcm2711_platform_devmap,
+ .ap_bootstrap = bcm2711_platform_bootstrap,
+ .ap_init_attach_args = bcm2711_platform_init_attach_args,
.ap_device_register = bcm283x_platform_device_register,
.ap_reset = bcm2835_system_reset,
.ap_delay = gtmr_delay,
@@ -1515,6 +1515,5 @@
ARM_PLATFORM(bcm2836, "brcm,bcm2836", &bcm2836_platform);
ARM_PLATFORM(bcm2837, "brcm,bcm2837", &bcm2837_platform);
-ARM_PLATFORM(bcm2838, "brcm,bcm2838", &bcm2838_platform);
-ARM_PLATFORM(bcm2711, "brcm,bcm2711", &bcm2838_platform);
+ARM_PLATFORM(bcm2711, "brcm,bcm2711", &bcm2711_platform);
#endif
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