tests/qtest: add test for K230 decomp gzip
This commit adds test cases for Decomp_gzip. A compressed data segment has been pre-set, configure GSDMA and decomp_gzip. Compare the decompressed data with the original data Update MAINTAINERS for this test. Run this qtest: $ mkdir build && cd build && ../configure --target-list="riscv64-softmmu" $ QTEST_QEMU_BINARY=./qemu-system-riscv64 tests/qtest/k230-decomp-gzip-test Signed-off-by: Tao Ding <dingtao0430@163.com> Reviewed-by: Daniel Henrique Barboza <daniel.barboza@oss.qualcomm.com> Reviewed-by: Junze Cao <caojunze424@gmail.com> Message-ID: <20260808062227.66961-7-dingtao0430@163.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Tao Ding committed
Aug 8, 2026 at 14:22 UTC
269f5458e078b186ec51edd256e1a1d220637b17
3 files changed
+202
-1
MAINTAINERS
+1
@@ -1858,6 +1858,7 @@ F: tests/functional/riscv64/test_k230.py
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F: tests/qtest/k230-ddr-test.c
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F: tests/qtest/k230-wdt-test.c
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F: tests/qtest/k230-gsdma-test.c
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+F: tests/qtest/k230-decomp-gzip-test.c
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RX Machines
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-----------
tests/qtest/k230-decomp-gzip-test.c
new
+200
@@ -0,0 +1,200 @@
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+/*
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+ * QTest testcase for K230 GZIP decompression engine
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+ *
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+ * Copyright (c) 2026 Tao Ding <dingtao0430@163.com>
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+ *
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+ * SPDX-License-Identifier: GPL-2.0-or-later
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+ */
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+
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+#include "qemu/osdep.h"
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+#include "qemu/bitops.h"
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+#include "libqtest.h"
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+#include "hw/dma/k230_gsdma.h"
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+#include "hw/misc/k230_decomp_gzip.h"
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+
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+#define K230_DECOMP_GZIP_BASE 0x80808000
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+#define K230_GSDMA_BASE 0x80800000
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+#define K230_SRAM_BASE 0x80200000
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+#define TEST_LLT_ADDR0 0x01000000
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+#define TEST_LLT_ADDR1 0x01000040
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+#define TEST_SRC_ADDR 0x01100000
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+#define TEST_DST_ADDR 0x01200000
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+
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+#define TEST_PAYLOAD_LEN (sizeof(test_payload) - 1)
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+
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+static inline uint64_t gzip_reg(hwaddr off)
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+{
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+ return K230_DECOMP_GZIP_BASE + off;
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+}
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+
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+static inline uint64_t gsdma_reg(hwaddr off)
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+{
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+ return K230_GSDMA_BASE + off;
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+}
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+
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+static inline uint64_t gsdma_ch_reg(unsigned int ch, hwaddr off)
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+{
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+ return K230_GSDMA_BASE + K230_GSDMA_CH_BASE +
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+ ch * K230_GSDMA_CH_STRIDE + off;
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+}
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+
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+static inline hwaddr k230_sram_addr(hwaddr off)
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+{
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+ return K230_SRAM_BASE + off;
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+}
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+
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+static inline hwaddr k230_sram_input_addr(unsigned int slot)
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+{
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+ return k230_sram_addr(K230_DECOMP_GZIP_SRAM_IN_BASE +
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+ slot * K230_DECOMP_GZIP_BLOCK_SIZE);
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+}
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+
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+/*
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+ * test_gzip_data was generated by compressing test_payload in gzip format
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+ * using Dynamic Huffman coding. The compression method byte in the gzip
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+ * header was then changed from the standard value 0x08 to the K230-specific
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+ * value 0x09.
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+ */
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+static const uint8_t test_gzip_data[] = {
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+ 0x1f, 0x8b, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00,
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+ 0x04, 0x03, 0x05, 0xc1, 0xb1, 0x0d, 0x00, 0x20,
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+ 0x08, 0x04, 0xc0, 0x9e, 0x29, 0x7e, 0x04, 0x23,
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+ 0x63, 0x38, 0x85, 0x05, 0x21, 0x14, 0x10, 0x23,
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+ 0x5f, 0x39, 0xbd, 0x77, 0x6b, 0xea, 0x80, 0xbf,
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+ 0x38, 0x68, 0x5e, 0xdb, 0x19, 0xe5, 0xa0, 0x35,
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+ 0x65, 0x4d, 0x1d, 0xf0, 0x17, 0x07, 0xcd, 0x6b,
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+ 0x3b, 0xa3, 0x1c, 0xb4, 0xa6, 0xac, 0xa9, 0x03,
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+ 0xfe, 0xe2, 0xa0, 0x79, 0x6d, 0x67, 0x94, 0x83,
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+ 0xd6, 0x94, 0x35, 0x75, 0xc0, 0x5f, 0x1c, 0x34,
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+ 0xaf, 0xed, 0x8c, 0x72, 0xd0, 0x9a, 0xb2, 0xa6,
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+ 0x0e, 0xf8, 0x8b, 0x83, 0xe6, 0xb5, 0x9d, 0x51,
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+ 0x0e, 0x5a, 0x53, 0xd6, 0xd4, 0x01, 0x7f, 0x71,
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+ 0xd0, 0xbc, 0xb6, 0x33, 0xca, 0x41, 0x6b, 0xca,
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+ 0x9a, 0x3a, 0xe0, 0x2f, 0x0e, 0x9a, 0xd7, 0x76,
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+ 0x46, 0x39, 0x68, 0x4d, 0x59, 0x53, 0x07, 0xfc,
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+ 0xc5, 0x41, 0xf3, 0xda, 0xce, 0x28, 0x07, 0xad,
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+ 0x29, 0x1f, 0xdb, 0x9d, 0xbc, 0xdd, 0xc8, 0x00,
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+ 0x00, 0x00,
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+};
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+
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+static const uint8_t test_payload[] =
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n"
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+ "K230 gzip streaming test\n";
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+
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+static void write_sdma_llt_node(QTestState *qts, hwaddr addr, uint32_t src,
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+ uint32_t dst, uint32_t len, uint32_t next)
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+{
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, cfg), 0);
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, src_addr), src);
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, line_size), len);
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, line_cfg), 0x1);
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, dst_addr), dst);
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+ qtest_writel(qts, addr + offsetof(K230GSDMALLT, next_llt_addr), next);
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+}
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+
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+static void test_reset_and_rw(void)
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+{
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+ QTestState *qts = qtest_init("-machine k230");
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+
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_DECOMP_START)),
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+ ==, 0);
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_SRC_SIZE)),
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+ ==, 0);
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_OUT_SIZE)),
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+ ==, 0);
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_DECOMP_STAT)),
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+ ==, 0);
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+
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_DECOMP_START),
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+ K230_DECOMP_GZIP_START);
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+
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_SRC_SIZE), 0xffffffff);
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_SRC_SIZE)),
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+ ==, 0xffffffff);
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+
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_OUT_SIZE), 0x12345678);
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+ g_assert_cmphex(qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_OUT_SIZE)),
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+ ==, 0x12345678);
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+
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+ qtest_quit(qts);
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+}
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+
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+static void test_gsdma_handshake_flow(void)
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+{
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+ QTestState *qts = qtest_init("-machine k230");
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+ uint32_t stat;
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+ uint8_t output[TEST_PAYLOAD_LEN];
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+
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+ qtest_memwrite(qts, TEST_SRC_ADDR, test_gzip_data, sizeof(test_gzip_data));
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+ write_sdma_llt_node(qts, TEST_LLT_ADDR0, TEST_SRC_ADDR,
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+ k230_sram_input_addr(0),
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+ sizeof(test_gzip_data), 0);
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+ write_sdma_llt_node(qts, TEST_LLT_ADDR1,
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+ k230_sram_addr(K230_DECOMP_GZIP_SRAM_OUT_BASE),
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+ TEST_DST_ADDR, TEST_PAYLOAD_LEN, 0);
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+
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+ qtest_writel(qts, gsdma_reg(K230_GSDMA_DMA_CH_EN), BIT(0) | BIT(1));
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+ qtest_writel(qts, gsdma_ch_reg(0, K230_GSDMA_CH_CFG),
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+ K230_GSDMA_CH0_CFG_DECOMP_CTRL_EN);
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+ qtest_writel(qts, gsdma_ch_reg(1, K230_GSDMA_CH_CFG), 0);
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+ qtest_writel(qts, gsdma_ch_reg(0, K230_GSDMA_CH_LLT_SADDR), TEST_LLT_ADDR0);
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+ qtest_writel(qts, gsdma_ch_reg(1, K230_GSDMA_CH_LLT_SADDR), TEST_LLT_ADDR1);
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+ qtest_writel(qts, gsdma_ch_reg(0, K230_GSDMA_CH_CTL), K230_GSDMA_CTL_START);
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+ qtest_writel(qts, gsdma_ch_reg(1, K230_GSDMA_CH_CTL), K230_GSDMA_CTL_START);
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+
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+ g_assert_cmphex(qtest_readl(qts, gsdma_reg(K230_GSDMA_DMA_CH_EN)),
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+ ==, BIT(0) | BIT(1));
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+ g_assert_cmphex(qtest_readl(qts, gsdma_ch_reg(0, K230_GSDMA_CH_CFG)) &
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+ K230_GSDMA_CH0_CFG_DECOMP_CTRL_EN,
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+ ==, K230_GSDMA_CH0_CFG_DECOMP_CTRL_EN);
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+ g_assert_cmphex(qtest_readl(qts, gsdma_ch_reg(0, K230_GSDMA_CH_LLT_SADDR)),
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+ ==, TEST_LLT_ADDR0);
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+ g_assert_cmphex(qtest_readl(qts, gsdma_ch_reg(1, K230_GSDMA_CH_LLT_SADDR)),
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+ ==, TEST_LLT_ADDR1);
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+
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_SRC_SIZE),
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+ K230_DECOMP_GZIP_CTRL_EN | sizeof(test_gzip_data));
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_GZIP_OUT_SIZE),
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+ TEST_PAYLOAD_LEN);
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+ qtest_writel(qts, gzip_reg(K230_DECOMP_GZIP_DECOMP_START),
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+ K230_DECOMP_GZIP_START);
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+
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+ stat = qtest_readl(qts, gzip_reg(K230_DECOMP_GZIP_DECOMP_STAT));
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+ g_assert_cmphex(stat & K230_DECOMP_GZIP_STAT_CRC_OK, ==,
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+ K230_DECOMP_GZIP_STAT_CRC_OK);
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+
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+ g_assert_cmphex(qtest_readl(qts,
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+ gsdma_ch_reg(0, K230_GSDMA_CH_CURRENT_LLT)),
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+ ==, TEST_LLT_ADDR0);
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+ g_assert_cmphex(qtest_readl(qts,
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+ gsdma_ch_reg(1, K230_GSDMA_CH_CURRENT_LLT)),
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+ ==, TEST_LLT_ADDR1);
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+
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+ stat = qtest_readl(qts, gsdma_reg(K230_GSDMA_DMA_INT_STAT));
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+ g_assert_cmphex(stat & K230_GSDMA_SDMA_DONE_INT(0), ==,
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+ K230_GSDMA_SDMA_DONE_INT(0));
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+ g_assert_cmphex(stat & K230_GSDMA_SDMA_DONE_INT(1), ==,
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+ K230_GSDMA_SDMA_DONE_INT(1));
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+
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+ qtest_memread(qts, TEST_DST_ADDR, output, sizeof(output));
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+ g_assert_cmpmem(output, sizeof(output), test_payload, TEST_PAYLOAD_LEN);
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+
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+ qtest_quit(qts);
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+}
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+
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+int main(int argc, char **argv)
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+{
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+ g_test_init(&argc, &argv, NULL);
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+
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+ qtest_add_func("/k230-decomp-gzip/reset-and-rw", test_reset_and_rw);
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+ qtest_add_func("/k230-decomp-gzip/gsdma-handshake-flow",
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+ test_gsdma_handshake_flow);
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+
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+ return g_test_run();
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+}
tests/qtest/meson.build
+1
-1
@@ -300,7 +300,7 @@ qtests_riscv64 = ['riscv-csr-test'] + \
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config_all_devices.has_key('CONFIG_RISCV_IOMMU') ?
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['iommu-riscv-test'] : []) + \
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(config_all_devices.has_key('CONFIG_K230') ?
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- ['k230-ddr-test', 'k230-wdt-test', 'k230-gsdma-test'] : [])
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+ ['k230-ddr-test', 'k230-wdt-test', 'k230-gsdma-test', 'k230-decomp-gzip-test'] : [])
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qtests_hexagon = ['boot-serial-test', 'l2vic-test', 'qct-qtimer-test']
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