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3e17ffbb44
Add a sandbox driver and PCI-device emulator for p2sb. Also add a test which uses a simple 'adder' driver to test the p2sb functionality. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
40 lines
727 B
C
40 lines
727 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Sandbox P2SB for testing
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*
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* Copyright 2019 Google LLC
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*/
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#define LOG_CATEGORY UCLASS_P2SB
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#include <common.h>
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#include <dm.h>
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#include <asm/io.h>
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#include <p2sb.h>
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struct sandbox_p2sb_priv {
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ulong base;
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};
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static int sandbox_p2sb_probe(struct udevice *dev)
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{
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struct p2sb_uc_priv *upriv = dev_get_uclass_priv(dev);
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upriv->mmio_base = dm_pci_read_bar32(dev, 0);
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return 0;
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}
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static const struct udevice_id sandbox_p2sb_ids[] = {
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{ .compatible = "sandbox,p2sb" },
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{ }
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};
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U_BOOT_DRIVER(p2sb_sandbox) = {
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.name = "p2sb_sandbox",
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.id = UCLASS_P2SB,
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.of_match = sandbox_p2sb_ids,
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.probe = sandbox_p2sb_probe,
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.priv_auto_alloc_size = sizeof(struct sandbox_p2sb_priv),
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};
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