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hw/ppc/sam460ex: Drop use of ppcuic_init()

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Switch the sam460ex board to directly creating and configuring the
UIC, rather than doing it via the old ppcuic_init() helper function.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20210108171212.16500-2-peter.maydell@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Peter Maydell 2021-01-08 17:12:09 +00:00 committed by David Gibson
parent e43d564fa3
commit 706e944206
1 changed files with 53 additions and 16 deletions
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69
hw/ppc/sam460ex.c
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@ -39,6 +39,7 @@
#include "hw/usb/hcd-ehci.h"
#include "hw/ppc/fdt.h"
#include "hw/qdev-properties.h"
#include "hw/intc/ppc-uic.h"
#include <libfdt.h>
@ -281,7 +282,9 @@ static void sam460ex_init(MachineState *machine)
hwaddr ram_bases[SDRAM_NR_BANKS] = {0};
hwaddr ram_sizes[SDRAM_NR_BANKS] = {0};
MemoryRegion *l2cache_ram = g_new(MemoryRegion, 1);
qemu_irq *irqs, *uic[4];
DeviceState *uic[4];
qemu_irq mal_irqs[4];
int i;
PCIBus *pci_bus;
PowerPCCPU *cpu;
CPUPPCState *env;
@ -312,13 +315,38 @@ static void sam460ex_init(MachineState *machine)
ppc4xx_plb_init(env);
/* interrupt controllers */
irqs = g_new0(qemu_irq, PPCUIC_OUTPUT_NB);
irqs[PPCUIC_OUTPUT_INT] = ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT];
irqs[PPCUIC_OUTPUT_CINT] = ((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT];
uic[0] = ppcuic_init(env, irqs, 0xc0, 0, 1);
uic[1] = ppcuic_init(env, &uic[0][30], 0xd0, 0, 1);
uic[2] = ppcuic_init(env, &uic[0][10], 0xe0, 0, 1);
uic[3] = ppcuic_init(env, &uic[0][16], 0xf0, 0, 1);
for (i = 0; i < ARRAY_SIZE(uic); i++) {
SysBusDevice *sbd;
/*
* UICs 1, 2 and 3 are cascaded through UIC 0.
* input_ints[n] is the interrupt number on UIC 0 which
* the INT output of UIC n is connected to. The CINT output
* of UIC n connects to input_ints[n] + 1.
* The entry in input_ints[] for UIC 0 is ignored, because UIC 0's
* INT and CINT outputs are connected to the CPU.
*/
const int input_ints[] = { -1, 30, 10, 16 };
uic[i] = qdev_new(TYPE_PPC_UIC);
sbd = SYS_BUS_DEVICE(uic[i]);
qdev_prop_set_uint32(uic[i], "dcr-base", 0xc0 + i * 0x10);
object_property_set_link(OBJECT(uic[i]), "cpu", OBJECT(cpu),
&error_fatal);
sysbus_realize_and_unref(sbd, &error_fatal);
if (i == 0) {
sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT,
((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_INT]);
sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT,
((qemu_irq *)env->irq_inputs)[PPC40x_INPUT_CINT]);
} else {
sysbus_connect_irq(sbd, PPCUIC_OUTPUT_INT,
qdev_get_gpio_in(uic[0], input_ints[i]));
sysbus_connect_irq(sbd, PPCUIC_OUTPUT_CINT,
qdev_get_gpio_in(uic[0], input_ints[i] + 1));
}
}
/* SDRAM controller */
/* put all RAM on first bank because board has one slot
@ -331,7 +359,8 @@ static void sam460ex_init(MachineState *machine)
ram_bases, ram_sizes, 1);
/* IIC controllers and devices */
dev = sysbus_create_simple(TYPE_PPC4xx_I2C, 0x4ef600700, uic[0][2]);
dev = sysbus_create_simple(TYPE_PPC4xx_I2C, 0x4ef600700,
qdev_get_gpio_in(uic[0], 2));
i2c = PPC4xx_I2C(dev)->bus;
/* SPD EEPROM on RAM module */
spd_data = spd_data_generate(ram_sizes[0] < 128 * MiB ? DDR : DDR2,
@ -341,7 +370,8 @@ static void sam460ex_init(MachineState *machine)
/* RTC */
i2c_slave_create_simple(i2c, "m41t80", 0x68);
dev = sysbus_create_simple(TYPE_PPC4xx_I2C, 0x4ef600800, uic[0][3]);
dev = sysbus_create_simple(TYPE_PPC4xx_I2C, 0x4ef600800,
qdev_get_gpio_in(uic[0], 3));
/* External bus controller */
ppc405_ebc_init(env);
@ -356,7 +386,10 @@ static void sam460ex_init(MachineState *machine)
ppc4xx_sdr_init(env);
/* MAL */
ppc4xx_mal_init(env, 4, 16, &uic[2][3]);
for (i = 0; i < ARRAY_SIZE(mal_irqs); i++) {
mal_irqs[0] = qdev_get_gpio_in(uic[2], 3 + i);
}
ppc4xx_mal_init(env, 4, 16, mal_irqs);
/* DMA */
ppc4xx_dma_init(env, 0x200);
@ -369,21 +402,23 @@ static void sam460ex_init(MachineState *machine)
memory_region_add_subregion(address_space_mem, 0x400000000LL, l2cache_ram);
/* USB */
sysbus_create_simple(TYPE_PPC4xx_EHCI, 0x4bffd0400, uic[2][29]);
sysbus_create_simple(TYPE_PPC4xx_EHCI, 0x4bffd0400,
qdev_get_gpio_in(uic[2], 29));
dev = qdev_new("sysbus-ohci");
qdev_prop_set_string(dev, "masterbus", "usb-bus.0");
qdev_prop_set_uint32(dev, "num-ports", 6);
sbdev = SYS_BUS_DEVICE(dev);
sysbus_realize_and_unref(sbdev, &error_fatal);
sysbus_mmio_map(sbdev, 0, 0x4bffd0000);
sysbus_connect_irq(sbdev, 0, uic[2][30]);
sysbus_connect_irq(sbdev, 0, qdev_get_gpio_in(uic[2], 30));
usb_create_simple(usb_bus_find(-1), "usb-kbd");
usb_create_simple(usb_bus_find(-1), "usb-mouse");
/* PCI bus */
ppc460ex_pcie_init(env);
/* All PCI irqs are connected to the same UIC pin (cf. UBoot source) */
dev = sysbus_create_simple("ppc440-pcix-host", 0xc0ec00000, uic[1][0]);
dev = sysbus_create_simple("ppc440-pcix-host", 0xc0ec00000,
qdev_get_gpio_in(uic[1], 0));
pci_bus = (PCIBus *)qdev_get_child_bus(dev, "pci.0");
if (!pci_bus) {
error_report("couldn't create PCI controller!");
@ -405,12 +440,14 @@ static void sam460ex_init(MachineState *machine)
/* SoC has 4 UARTs
* but board has only one wired and two are present in fdt */
if (serial_hd(0) != NULL) {
serial_mm_init(address_space_mem, 0x4ef600300, 0, uic[1][1],
serial_mm_init(address_space_mem, 0x4ef600300, 0,
qdev_get_gpio_in(uic[1], 1),
PPC_SERIAL_MM_BAUDBASE, serial_hd(0),
DEVICE_BIG_ENDIAN);
}
if (serial_hd(1) != NULL) {
serial_mm_init(address_space_mem, 0x4ef600400, 0, uic[0][1],
serial_mm_init(address_space_mem, 0x4ef600400, 0,
qdev_get_gpio_in(uic[0], 1),
PPC_SERIAL_MM_BAUDBASE, serial_hd(1),
DEVICE_BIG_ENDIAN);
}