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[PATCH v2 20/30] hw/arm/raspi: Add the Raspberry Pi Zero machine
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH v2 20/30] hw/arm/raspi: Add the Raspberry Pi Zero machine |
Date: |
Thu, 6 Feb 2020 02:17:46 +0100 |
Add a Raspberry Pi Zero machine.
$ qemu-system-arm -M raspi0 -serial stdio \
-kernel raspberrypi/firmware/boot/kernel.img \
-dtb raspberrypi/firmware/boot/bcm2708-rpi-zero-w.dtb \
-append 'printk.time=0 earlycon=pl011,0x20201000 console=ttyAMA0'
[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Linux version 4.19.69+ (dom@buildbot) (gcc version 4.9.3
(crosstool-NG crosstool-ng-1.22.0-88-g8460611)) #1261 Tue Sep 3 20:21:01 BST
2019
[ 0.000000] CPU: ARMv6-compatible processor [410fb767] revision 7 (ARMv7),
cr=00c5387d
[ 0.000000] CPU: VIPT aliasing data cache, unknown instruction cache
[ 0.000000] OF: fdt: Machine model: Raspberry Pi Zero W
[ 0.000000] earlycon: pl11 at MMIO 0x20201000 (options '')
[ 0.000000] bootconsole [pl11] enabled
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] cma: Reserved 8 MiB at 0x1b800000
[ 0.000000] random: get_random_bytes called from start_kernel+0x8c/0x49c
with crng_init=0
[ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 113680
[ 0.000000] Kernel command line: printk.time=0 earlycon=pl011,0x20201000
console=ttyAMA0 root=/dev/mmcblk0 rootwait
Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
Memory: 434380K/458752K available (6971K kernel code, 635K rwdata, 2080K
rodata, 464K init, 797K bss, 16180K reserved, 8192K cma-reserved)
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
vmalloc : 0xdc800000 - 0xff800000 ( 560 MB)
lowmem : 0xc0000000 - 0xdc000000 ( 448 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.text : 0x(ptrval) - 0x(ptrval) (6973 kB)
.init : 0x(ptrval) - 0x(ptrval) ( 464 kB)
.data : 0x(ptrval) - 0x(ptrval) ( 636 kB)
.bss : 0x(ptrval) - 0x(ptrval) ( 798 kB)
SLUB: HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
ftrace: allocating 25193 entries in 74 pages
NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16
sched_clock: 32 bits at 1000kHz, resolution 1000ns, wraps every
2147483647500ns
clocksource: timer: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns:
1911260446275 ns
bcm2835: system timer (irq = 27)
Console: colour dummy device 80x30
...
Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
---
TODO: Add acceptance test
---
hw/arm/raspi.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c
index 4f7e5ecfab..0d1f15e08c 100644
--- a/hw/arm/raspi.c
+++ b/hw/arm/raspi.c
@@ -88,7 +88,7 @@ static int board_version(uint32_t board_rev)
static const char *board_soc_type(uint32_t board_rev)
{
static const char *soc_types[] = {
- NULL, TYPE_BCM2836, TYPE_BCM2837,
+ TYPE_BCM2835, TYPE_BCM2836, TYPE_BCM2837,
};
int proc_id = board_processor_id(board_rev);
@@ -103,7 +103,7 @@ static const char *board_soc_type(uint32_t board_rev)
static int cores_count(uint32_t board_rev)
{
static const int soc_cores_count[] = {
- 0, BCM283X_NCPUS, BCM283X_NCPUS,
+ 1, BCM283X_NCPUS, BCM283X_NCPUS,
};
int proc_id = board_processor_id(board_rev);
@@ -330,6 +330,11 @@ static void raspi_machine_class_init(ObjectClass *oc, void
*data)
static const TypeInfo raspi_machine_types[] = {
{
+ .name = MACHINE_TYPE_NAME("raspi0"),
+ .parent = TYPE_RASPI_MACHINE,
+ .class_init = raspi_machine_class_init,
+ .class_data = (void *)0x9000c1,
+ }, {
.name = MACHINE_TYPE_NAME("raspi2"),
.parent = TYPE_RASPI_MACHINE,
.class_init = raspi_machine_class_init,
--
2.21.1
- [PATCH v2 10/30] hw/arm/raspi: Set default RAM size to size encoded in board revision, (continued)
- [PATCH v2 10/30] hw/arm/raspi: Set default RAM size to size encoded in board revision, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 11/30] hw/arm/raspi: Extract the board model from the board revision, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 12/30] hw/arm/raspi: Use a unique raspi_machine_class_init() method, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 13/30] hw/arm/raspi: Extract the cores count from the board revision, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 14/30] hw/arm/bcm2836: Restrict BCM283XClass declaration to C source, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 15/30] hw/arm/bcm2836: QOM'ify more by adding class_init() to each SoC type, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 16/30] hw/arm/bcm2836: Introduce BCM283XClass::core_count, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 17/30] hw/arm/bcm2836: Only provide "enabled-cpus" property to multicore SoCs, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 18/30] hw/arm/bcm2836: Split out common realize() code, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 19/30] hw/arm/bcm2836: Introduce the BCM2835 SoC, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 20/30] hw/arm/raspi: Add the Raspberry Pi Zero machine,
Philippe Mathieu-Daudé <=
- [PATCH v2 21/30] hw/arm/raspi: Add the Raspberry Pi B+ machine, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 24/30] tests/acceptance/boot_linux_console: Test the raspi1 console, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 23/30] tests/acceptance/boot_linux_console: Add raspi version=2 parameter, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 22/30] tests/acceptance/boot_linux_console: Use raspi console model as key, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 25/30] tests/acceptance/boot_linux_console: Test the raspi0 console, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 26/30] python/qemu/machine: Allow to use other serial consoles than default, Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 27/30] tests/acceptance/boot_linux_console: Test the raspi1 AUX console, Philippe Mathieu-Daudé, 2020/02/05
- [NOTFORMERGE PATCH v2 30/30] hw/arm/raspi: Add the Raspberry Pi 4, Philippe Mathieu-Daudé, 2020/02/05
- [NOTFORMERGE PATCH v2 29/30] hw/arm/bcm2836: Add the BCM2838 (ARMv8), Philippe Mathieu-Daudé, 2020/02/05
- [PATCH v2 28/30] tests/acceptance: Count Raspberry Pi logos displayed on framebuffer, Philippe Mathieu-Daudé, 2020/02/05