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author | Zach Reizner <zachr@google.com> | 2018-10-03 10:22:32 -0700 |
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committer | chrome-bot <chrome-bot@chromium.org> | 2018-10-09 21:14:05 -0700 |
commit | 55a9e504beef368bd97e51ffd5a7fa6c034eb8ad (patch) | |
tree | 894d8685e2fdfa105ea35d1cb6cfceee06502c7a /devices/src/pl030.rs | |
parent | 046df60760f3b0691f23c27a7f24a96c9afe8c05 (diff) | |
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cargo fmt all source code
Now that cargo fmt has landed, run it over everything at once to bring rust source to the standard formatting. TEST=cargo test BUG=None Change-Id: Ic95a48725e5a40dcbd33ba6d5aef2bd01e91865b Reviewed-on: https://chromium-review.googlesource.com/1259287 Commit-Ready: ChromeOS CL Exonerator Bot <chromiumos-cl-exonerator@appspot.gserviceaccount.com> Tested-by: Zach Reizner <zachr@chromium.org> Reviewed-by: Zach Reizner <zachr@chromium.org>
Diffstat (limited to 'devices/src/pl030.rs')
-rw-r--r-- | devices/src/pl030.rs | 67 |
1 files changed, 28 insertions, 39 deletions
diff --git a/devices/src/pl030.rs b/devices/src/pl030.rs index b555114..6710b5e 100644 --- a/devices/src/pl030.rs +++ b/devices/src/pl030.rs @@ -9,17 +9,17 @@ use BusDevice; // Register offsets // Data register -const RTCDR: u64 = 0x0; +const RTCDR: u64 = 0x0; // Match register -const RTCMR: u64 = 0x4; +const RTCMR: u64 = 0x4; // Interrupt status register const RTCSTAT: u64 = 0x8; // Interrupt clear register -const RTCEOI: u64 = 0x8; +const RTCEOI: u64 = 0x8; // Counter load register -const RTCLR: u64 = 0xC; +const RTCLR: u64 = 0xC; // Counter register -const RTCCR: u64 = 0x10; +const RTCCR: u64 = 0x10; // A single 4K page is mapped for this device pub const PL030_AMBA_IOMEM_SIZE: u64 = 0x1000; @@ -29,7 +29,7 @@ const AMBA_ID_OFFSET: u64 = PL030_AMBA_IOMEM_SIZE - 0x20; const AMBA_MASK_OFFSET: u64 = PL030_AMBA_IOMEM_SIZE - 0x28; // This is the AMBA id for this device -pub const PL030_AMBA_ID: u32 = 0x00041030; +pub const PL030_AMBA_ID: u32 = 0x00041030; pub const PL030_AMBA_MASK: u32 = 0x000FFFFF; /// An emulated ARM pl030 RTC @@ -51,13 +51,12 @@ pub struct Pl030 { } fn get_epoch_time() -> u32 { - let epoch_time = - SystemTime::now().duration_since(UNIX_EPOCH). - expect("SystemTime::duration_since failed"); + let epoch_time = SystemTime::now() + .duration_since(UNIX_EPOCH) + .expect("SystemTime::duration_since failed"); epoch_time.as_secs() as u32 } - impl Pl030 { /// Constructs a Pl030 device pub fn new(evt: EventFd) -> Pl030 { @@ -77,19 +76,21 @@ impl BusDevice for Pl030 { return; } - let reg_val: u32 = (data[0] as u32) << 24 | (data[1] as u32) << 16 | - (data[2] as u32) << 8 | (data[3] as u32); + let reg_val: u32 = (data[0] as u32) << 24 + | (data[1] as u32) << 16 + | (data[2] as u32) << 8 + | (data[3] as u32); match offset { RTCDR => { warn!("invalid write to read-only RTCDR register"); - }, + } RTCMR => { self.match_value = reg_val; // TODO(sonnyrao): here we need to set up a timer for // when host time equals the value written here and // fire the interrupt warn!("Not implemented: VM tried to set an RTC alarm"); - }, + } RTCEOI => { if reg_val == 0 { self.interrupt_active = false; @@ -97,18 +98,18 @@ impl BusDevice for Pl030 { self.alarm_evt.write(1).unwrap(); self.interrupt_active = true; } - }, + } RTCLR => { // TODO(sonnyrao): if we ever need to let the VM set it's own time // then we'll need to keep track of the delta between // the rtc time it sets and the host's rtc time and // record that here warn!("Not implemented: VM tried to set the RTC"); - }, + } RTCCR => { self.counter_delta_time = get_epoch_time(); - }, - o => panic!("pl030: bad write offset {}", o) + } + o => panic!("pl030: bad write offset {}", o), } } @@ -119,30 +120,18 @@ impl BusDevice for Pl030 { } let reg_content: u32 = match offset { - RTCDR => { - get_epoch_time() - }, - RTCMR => { - self.match_value - }, - RTCSTAT => { - self.interrupt_active as u32 - }, + RTCDR => get_epoch_time(), + RTCMR => self.match_value, + RTCSTAT => self.interrupt_active as u32, RTCLR => { warn!("invalid read of RTCLR register"); 0 - }, - RTCCR => { - get_epoch_time() - self.counter_delta_time - }, - AMBA_ID_OFFSET => { - PL030_AMBA_ID - }, - AMBA_MASK_OFFSET => { - PL030_AMBA_MASK - }, - - o => panic!("pl030: bad read offset {}", o) + } + RTCCR => get_epoch_time() - self.counter_delta_time, + AMBA_ID_OFFSET => PL030_AMBA_ID, + AMBA_MASK_OFFSET => PL030_AMBA_MASK, + + o => panic!("pl030: bad read offset {}", o), }; data[0] = reg_content as u8; data[1] = (reg_content >> 8) as u8; |