From cfcfbae0a1028383d7c084fc4cd3ee958ef78d71 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Wed, 17 Jun 2020 09:25:28 +0200 Subject: [PATCH] hw/i2c/versatile_i2c: Add SCL/SDA definitions MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Use self-explicit definitions instead of magic values. Signed-off-by: Philippe Mathieu-Daudé Message-id: 20200617072539.32686-4-f4bug@amsat.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- hw/i2c/versatile_i2c.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/hw/i2c/versatile_i2c.c b/hw/i2c/versatile_i2c.c index 040139d701..0ce10a1bcc 100644 --- a/hw/i2c/versatile_i2c.c +++ b/hw/i2c/versatile_i2c.c @@ -45,6 +45,9 @@ REG32(CONTROL_GET, 0) REG32(CONTROL_SET, 0) REG32(CONTROL_CLR, 4) +#define SCL BIT(0) +#define SDA BIT(1) + static uint64_t versatile_i2c_read(void *opaque, hwaddr offset, unsigned size) { @@ -76,8 +79,8 @@ static void versatile_i2c_write(void *opaque, hwaddr offset, qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%x\n", __func__, (int)offset); } - bitbang_i2c_set(&s->bitbang, BITBANG_I2C_SCL, (s->out & 1) != 0); - s->in = bitbang_i2c_set(&s->bitbang, BITBANG_I2C_SDA, (s->out & 2) != 0); + bitbang_i2c_set(&s->bitbang, BITBANG_I2C_SCL, (s->out & SCL) != 0); + s->in = bitbang_i2c_set(&s->bitbang, BITBANG_I2C_SDA, (s->out & SDA) != 0); } static const MemoryRegionOps versatile_i2c_ops = { -- 2.11.4.GIT