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efi_loader: describe term_get_char()

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Add a function description.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
This commit is contained in:
Heinrich Schuchardt 2023-03-03 22:04:26 +01:00
parent 26a35023c4
commit d3970e04e7
1 changed files with 8 additions and 0 deletions
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8
lib/efi_loader/efi_console.c
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@ -77,6 +77,14 @@ static struct simple_text_output_mode efi_con_mode = {
.cursor_visible = 1,
};
/**
* term_get_char() - read a character from the console
*
* Wait for up to 100 ms to read a character from the console.
*
* @c: pointer to the buffer to receive the character
* Return: 0 on success, 1 otherwise
*/
static int term_get_char(s32 *c)
{
u64 timeout;