On 2/17/20 12:45 PM, Philippe Mathieu-Daudé wrote: > Add a Raspberry Pi Zero machine. > > $ qemu-system-arm -M raspi0w -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 <f4...@amsat.org>
Reviewed-by: Luc Michel <luc.mic...@greensocs.com> > --- > hw/arm/raspi.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/hw/arm/raspi.c b/hw/arm/raspi.c > index 2d9f4e3085..d59d7c4294 100644 > --- a/hw/arm/raspi.c > +++ b/hw/arm/raspi.c > @@ -324,6 +324,15 @@ static void raspi_machine_class_common_init(MachineClass > *mc, > mc->default_ram_size = board_ram_size(board_rev); > }; > > +static void raspi0w_machine_class_init(ObjectClass *oc, void *data) > +{ > + MachineClass *mc = MACHINE_CLASS(oc); > + RaspiMachineClass *rmc = RASPI_MACHINE_CLASS(oc); > + > + rmc->board_rev = 0x9000c1; > + raspi_machine_class_common_init(mc, rmc->board_rev); > +}; > + > static void raspi1b_machine_class_init(ObjectClass *oc, void *data) > { > MachineClass *mc = MACHINE_CLASS(oc); > @@ -357,6 +366,10 @@ static void raspi3b_machine_class_init(ObjectClass *oc, > void *data) > > static const TypeInfo raspi_machine_types[] = { > { > + .name = MACHINE_TYPE_NAME("raspi0w"), > + .parent = TYPE_RASPI_MACHINE, > + .class_init = raspi0w_machine_class_init, > + }, { > .name = MACHINE_TYPE_NAME("raspi1b"), > .parent = TYPE_RASPI_MACHINE, > .class_init = raspi1b_machine_class_init, >