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https://github.com/AsahiLinux/u-boot
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ea3ee193cb
Compiling with gcc 13 results in an error:
drivers/axi/axi-emul-uclass.c:16:5: warning: conflicting types for
‘axi_sandbox_get_emul’ due to enum/integer mismatch; have
‘int(struct udevice *, ulong, enum axi_size_t, struct udevice **)’
{aka ‘int(struct udevice *, long unsigned int, enum axi_size_t,
struct udevice **)’} [-Wenum-int-mismatch]
16 | int axi_sandbox_get_emul(struct udevice *bus, ulong address,
| ^~~~~~~~~~~~~~~~~~~~
In file included from drivers/axi/axi-emul-uclass.c:14:
./arch/sandbox/include/asm/axi.h:48:5: note: previous declaration of
‘axi_sandbox_get_emul’ with type ‘int(struct udevice *, ulong, uint,
struct udevice **)’ {aka ‘int(struct udevice *, long unsigned int,
unsigned int, struct udevice **)’}
48 | int axi_sandbox_get_emul(struct udevice *bus, ulong address, uint length,
| ^~~~~~~~~~~~~~~~~~~~
Adjust the header definition to match the implementation.
Define the size parameter as constant.
Fixes: 9a8bcabd8a ("axi: Add AXI sandbox driver and simple emulator")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
88 lines
1.7 KiB
C
88 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2018
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* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
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*/
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#define LOG_CATEGORY UCLASS_AXI_EMUL
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#include <common.h>
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#include <axi.h>
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#include <dm.h>
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#include <log.h>
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#include <dm/device-internal.h>
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#include <asm/axi.h>
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int axi_sandbox_get_emul(struct udevice *bus, ulong address,
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const enum axi_size_t size, struct udevice **emulp)
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{
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struct udevice *dev;
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u32 reg[2];
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uint offset;
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switch (size) {
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case AXI_SIZE_8:
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offset = 1;
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break;
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case AXI_SIZE_16:
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offset = 2;
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break;
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case AXI_SIZE_32:
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offset = 4;
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break;
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default:
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debug("%s: Unknown AXI transfer size '%d'", bus->name, size);
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offset = 0;
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}
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/*
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* Note: device_find_* don't activate the devices; they're activated
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* as-needed below.
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*/
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for (device_find_first_child(bus, &dev);
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dev;
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device_find_next_child(&dev)) {
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int ret;
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ret = dev_read_u32_array(dev, "reg", reg, ARRAY_SIZE(reg));
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if (ret) {
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debug("%s: Could not read 'reg' property of %s\n",
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bus->name, dev->name);
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continue;
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}
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/*
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* Does the transfer's address fall into this device's address
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* space?
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*/
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if (address >= reg[0] && address <= reg[0] + reg[1] - offset) {
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/* If yes, activate it... */
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if (device_probe(dev)) {
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debug("%s: Could not activate %s\n",
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bus->name, dev->name);
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return -ENODEV;
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}
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/* ...and return it */
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*emulp = dev;
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return 0;
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}
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}
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return -ENODEV;
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}
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int axi_get_store(struct udevice *dev, u8 **storep)
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{
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struct axi_emul_ops *ops = axi_emul_get_ops(dev);
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if (!ops->get_store)
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return -ENOSYS;
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return ops->get_store(dev, storep);
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}
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UCLASS_DRIVER(axi_emul) = {
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.id = UCLASS_AXI_EMUL,
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.name = "axi_emul",
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};
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